Machu Picchu (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Machu Picchu" in English language version.

Last modified: 06:48:13, 12 August 2026 (UTC)

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adsabs.harvard.edu (Global: 14^th place; English: 9^th place)

ui.adsabs.harvard.edu

Ziółkowski et al. 2021, pp. 1146. Ziółkowski, Mariusz; Bastante, Jose; Hogg, Alan; Sieczkowska, Dominika; Rakowski, Andrzej; Pawlyta, Jacek; Manning, Sturt W (2021). "When did the Incas build Machu Picchu and its satellite sites? New approches based on radiocarbon dating". Radiocarbon. 63 (4): 1133–1148. Bibcode:2021Radcb..63.1133Z. doi:10.1017/RDC.2020.79. ISSN 0033-8222.
Lane & Marsh 2024, pp. 21, 24. Lane, Kevin; Marsh, Erik J. (2024). "Absolute Chronology revisited: Integrating precise Bayesian models from Machu Picchu with Inca ethnohistoric praise narratives". Quaternary International. 703: 21–31. Bibcode:2024QuInt.703...21L. doi:10.1016/j.quaint.2023.11.006. Retrieved 19 December 2025.
Salazar et al. 2023, pp. 1–8. Salazar, Lucy; Burger, Richard; Forst, Janine; Barquera, Rodrigo; Nesbitt, Jason; Calero, Jorge; Washburn, Eden; Verano, John; Zhu, Kimberly; Sop, Korey; Kassadjikova, Kalina; Ibarra Asencios, Bebel; Davidson, Roberta; Bradley, Brenda; Krause, Johannes; Fehren-Schmitz, Lars (28 July 2023). "Insights into the genetic histories and lifeways of Machu Picchu's occupants". Science Advances. 9 (30) eadg3377. Bibcode:2023SciA....9G3377S. doi:10.1126/sciadv.adg3377. ISSN 2375-2548. PMC 11318671. PMID 37494435.
Turner & Armelagos 2012, pp. 1–5. Turner, Bethany L.; Armelagos, George J. (1 September 2012). "Diet, residential origin, and pathology at Machu Picchu, Peru". American Journal of Physical Anthropology. 149 (1): 71–83. Bibcode:2012AJPA..149...71T. doi:10.1002/ajpa.22096. ISSN 1096-8644. PMID 22639369.
Turner & Armelagos 2012, pp. 5, 10. Turner, Bethany L.; Armelagos, George J. (1 September 2012). "Diet, residential origin, and pathology at Machu Picchu, Peru". American Journal of Physical Anthropology. 149 (1): 71–83. Bibcode:2012AJPA..149...71T. doi:10.1002/ajpa.22096. ISSN 1096-8644. PMID 22639369.
Dearborn & White 1983, p. S37. Dearborn, D.S.P.; White, R.E. (1983). "The "Torreon" of Machu Picchu as an Observatory". Journal for the History of Astronomy. 14 (5): S37–S49. Bibcode:1983JHAS...14...37D. doi:10.1177/002182868301400502.
Gordon & Rutledge 1984, p. 585. Gordon, Robert B.; Rutledge, John W. (1984). "Bismuth Bronze from Machu Picchu, Peru". Science. 223 (4636). American Association for the Advancement of Science: 585–586. Bibcode:1984Sci...223..585G. doi:10.1126/science.223.4636.585. PMID 17749940.
Larson & Poudyal 2012, pp. 925. Larson, Lincoln R.; Poudyal, Neelam C. (2012). "Developing sustainable tourism through adaptive resource management: a case study of Machu Picchu, Peru". Journal of Sustainable Tourism. 20 (7): 917–938. Bibcode:2012JSusT..20..917L. doi:10.1080/09669582.2012.667217. ISSN 0966-9582. Retrieved 19 December 2025.
Wright, Zegarra & Lorah 1999, p. 362. Wright, Kenneth R.; Zegarra, Alfredo Valencia; Lorah, William L. (1999). "Ancient Machu Picchu Drainage Engineering". Journal of Irrigation and Drainage Engineering. 125 (6). American Society of Civil Engineers (ASCE): 360–369. Bibcode:1999JIDE..125..360W. doi:10.1061/(asce)0733-9437(1999)125:6(360). ISSN 0733-9437.
Dearborn & White 1983, pp. S37–S45. Dearborn, D.S.P.; White, R.E. (1983). "The "Torreon" of Machu Picchu as an Observatory". Journal for the History of Astronomy. 14 (5): S37–S49. Bibcode:1983JHAS...14...37D. doi:10.1177/002182868301400502.
Dearborn & White 1983, pp. S40. Dearborn, D.S.P.; White, R.E. (1983). "The "Torreon" of Machu Picchu as an Observatory". Journal for the History of Astronomy. 14 (5): S37–S49. Bibcode:1983JHAS...14...37D. doi:10.1177/002182868301400502.
Masini, Romano & Sieczkowska 2023, p. 16035. Masini, Nicola; Romano, Gerardo; Sieczkowska, Dominika (2023). "Non invasive subsurface imaging to investigate the site evolution of Machu Picchu". Scientific Reports. 13 (1): 16035. Bibcode:2023NatSR..1316035M. doi:10.1038/s41598-023-43361-x. PMC 10519973. PMID 37749316.

americanantiquarian.org (Global: 1,217^th place; English: 526^th place)

Bingham 1912, p. 174. Bingham, Hiram (1912). Vitcos, the last Inca capital (PDF). Worcester: American Antiquarian Society. Archived (PDF) from the original on 4 February 2023.

andina.pe (Global: 3,714^th place; English: 6,965^th place)

"Maravillas del mundo moderno Machu Picchu y Chichén Itzá se hermanan" [Wonders of the World Machu Picchu and Chichén Itzá are twinning]. Andina (in Spanish). 13 December 2019. Retrieved 20 August 2024.
"Peru: Cable car system might increase tourist arrivals in Machu Picchu". Andina (in Spanish). 10 September 2018. Retrieved 21 August 2024.
"UNESCO not to include Peru's Machu Picchu in World Heritage in Danger list". Andina. 30 June 2021. Retrieved 12 August 2024.
"Peru: Everything you need to know about entrance times for Machu Picchu in 2019". Andina. 7 June 2019. Retrieved 12 August 2024.
"Peru: Greater flow of tourists to Machu Picchu expected due to increased capacity". Andina. 3 July 2024. Retrieved 29 August 2024.
"What Places in Peru Will Appear in the Film Transformers: Rise of the Beasts?". Andina. 2 June 2023. Retrieved 12 August 2024.

apl.org.pe (Global: low place; English: low place)

Calvo Pérez 2022, pp. 527, 739, 1271. Calvo Pérez, Julio (2022). Nuevo diccionario español-quechua, quechua-español [New Spanish-Quechua, Quechua-Spanish dictionary] (PDF) (in Spanish). Vol. 2. Academia Peruana de la Lengua (2nd ed.). Lima: University of San Martín de Porres - Fondo Editorial. pp. 527, 739, 1271. ISBN 978-612-4460-45-6. Archived (PDF) from the original on 16 May 2025. Retrieved 18 August 2024.
Calvo Pérez 2022, p. 739. Calvo Pérez, Julio (2022). Nuevo diccionario español-quechua, quechua-español [New Spanish-Quechua, Quechua-Spanish dictionary] (PDF) (in Spanish). Vol. 2. Academia Peruana de la Lengua (2nd ed.). Lima: University of San Martín de Porres - Fondo Editorial. pp. 527, 739, 1271. ISBN 978-612-4460-45-6. Archived (PDF) from the original on 16 May 2025. Retrieved 18 August 2024.

apnews.com (Global: 101^st place; English: 62^nd place)

"Peru's Machu Picchu reopening Sunday after pandemic closure". Associated Press. 27 October 2020. Retrieved 19 December 2025.

archive-it.org (Global: 1,292^nd place; English: 869^th place)

wayback.archive-it.org

"Laser scanning at Machu Picchu". Center for Advanced Spatial Technologies. University of Arkansas. Archived from the original on 25 August 2015. Retrieved 19 December 2025.

archive.org (Global: 6^th place; English: 6^th place)

Bingham 2003, pp. xxxvi. Bingham, Hiram (2003) [1st Pub. 1952]. Lost City of the Incas. Weidenfeld & Nicolson. ISBN 978-1-84212-585-4.
Buck 1993, pp. 27–29. Buck, Daniel (1993). "Fights of Machu Picchu". South American Explorer (32): 22–32.
Bingham 2003, pp. xxx–xxxi. Bingham, Hiram (2003) [1st Pub. 1952]. Lost City of the Incas. Weidenfeld & Nicolson. ISBN 978-1-84212-585-4.
Bingham 2003, pp. 112–135. Bingham, Hiram (2003) [1st Pub. 1952]. Lost City of the Incas. Weidenfeld & Nicolson. ISBN 978-1-84212-585-4.
Bingham 2003, pp. 137. Bingham, Hiram (2003) [1st Pub. 1952]. Lost City of the Incas. Weidenfeld & Nicolson. ISBN 978-1-84212-585-4.
Bingham 2003, pp. 141, 186–187. Bingham, Hiram (2003) [1st Pub. 1952]. Lost City of the Incas. Weidenfeld & Nicolson. ISBN 978-1-84212-585-4.
Bingham 2003, pp. xxxv. Bingham, Hiram (2003) [1st Pub. 1952]. Lost City of the Incas. Weidenfeld & Nicolson. ISBN 978-1-84212-585-4.
Cobo 1956, pp. 126–128. Cobo, Bernabé (1956) [1653]. Historia del Nuevo Mundo [History of the New World] (in Spanish). Madrid: Biblioteca de Autores Españoles.

bbc.co.uk (Global: 11^th place; English: 10^th place)

news.bbc.co.uk

"Bridge stirs the waters in Machu Picchu". BBC News Online. 1 February 2007. Retrieved 7 June 2016.
Collyns, Dan (8 September 2006). "Peru bans flights over Inca ruins". BBC News. Retrieved 24 August 2010.
Collyns, Dan (1 February 2007). "Bridge stirs the waters in Machu Picchu". BBC News. Retrieved 21 August 2024.

bbc.co.uk

"How to say: Machu Picchu". BBC Blogs. BBC. 8 September 2006. Retrieved 12 August 2024.

bbc.com (Global: 26^th place; English: 23^rd place)

"Peru opens Machu Picchu for single tourist stranded by Covid". BBC News. 12 October 2020. Retrieved 19 December 2025.
"Peru protests: Machu Picchu closed indefinitely and tourists stranded". BBC News. 21 January 2023. Retrieved 3 February 2023.
"Tourists stuck in Machu Picchu due to Peru protests airlifted out". BBC News. 20 December 2022. Retrieved 3 February 2023.

books.google.com (Global: 3^rd place; English: 3^rd place)

Burger & Salazar 2004, p. 27. Burger, Richard; Salazar, Lucy, eds. (2004). Machu Picchu: Unveiling the Mystery of the Incas. New Haven, Connecticut: Yale University Press. ISBN 978-0-300-09763-4. OCLC 52806202.
Burger & Salazar 2004, p. 209. Burger, Richard; Salazar, Lucy, eds. (2004). Machu Picchu: Unveiling the Mystery of the Incas. New Haven, Connecticut: Yale University Press. ISBN 978-0-300-09763-4. OCLC 52806202.
Niles 2015, pp. 233–246. Niles, Susan (2015). "Considering Inka royal estates: architecture, economy, history". In Shimada, Izumi (ed.). The Inka Empire: a multidisciplinary approach (1st ed.). Austin: University of Texas Press. pp. 233–246. doi:10.7560/760790. ISBN 9780292760790. Retrieved 16 December 2025.
Burger & Salazar 2004, pp. 25–27. Burger, Richard; Salazar, Lucy, eds. (2004). Machu Picchu: Unveiling the Mystery of the Incas. New Haven, Connecticut: Yale University Press. ISBN 978-0-300-09763-4. OCLC 52806202.
McNeill 2010, p. 216. McNeill, William (2010). Plagues and Peoples. Knopf Doubleday Publishing Group. ISBN 978-0-307-77366-1.
Burger & Salazar 2004, p. 24. Burger, Richard; Salazar, Lucy, eds. (2004). Machu Picchu: Unveiling the Mystery of the Incas. New Haven, Connecticut: Yale University Press. ISBN 978-0-300-09763-4. OCLC 52806202.
Burger & Salazar 2004, pp. 86–87. Burger, Richard; Salazar, Lucy, eds. (2004). Machu Picchu: Unveiling the Mystery of the Incas. New Haven, Connecticut: Yale University Press. ISBN 978-0-300-09763-4. OCLC 52806202.
Burger & Salazar 2004, p. 88. Burger, Richard; Salazar, Lucy, eds. (2004). Machu Picchu: Unveiling the Mystery of the Incas. New Haven, Connecticut: Yale University Press. ISBN 978-0-300-09763-4. OCLC 52806202.
Burger & Salazar 2004, pp. 86–94. Burger, Richard; Salazar, Lucy, eds. (2004). Machu Picchu: Unveiling the Mystery of the Incas. New Haven, Connecticut: Yale University Press. ISBN 978-0-300-09763-4. OCLC 52806202.
Burger & Salazar 2004, p. 94. Burger, Richard; Salazar, Lucy, eds. (2004). Machu Picchu: Unveiling the Mystery of the Incas. New Haven, Connecticut: Yale University Press. ISBN 978-0-300-09763-4. OCLC 52806202.
Malpass 2009, p. 38. Malpass, Michael A. (2009). Daily Life in the Inca Empire (2nd ed.). Bloomsbury Publishing. ISBN 978-0-313-35549-3.
Burger & Salazar 2004, p. 101. Burger, Richard; Salazar, Lucy, eds. (2004). Machu Picchu: Unveiling the Mystery of the Incas. New Haven, Connecticut: Yale University Press. ISBN 978-0-300-09763-4. OCLC 52806202.
Burger & Salazar 2004, pp. 92–93. Burger, Richard; Salazar, Lucy, eds. (2004). Machu Picchu: Unveiling the Mystery of the Incas. New Haven, Connecticut: Yale University Press. ISBN 978-0-300-09763-4. OCLC 52806202.
Hall 2017, pp. 16–17. Hall, Amy Cox (22 November 2017). Framing a Lost City: Science, Photography, and the Making of Machu Picchu. University of Texas Press. ISBN 978-1-4773-1368-8.
Bingham 1989, pp. 25–26. Bingham, Alfred M. (1989). Portrait of an Explorer: Hiram Bingham, Discoverer of Machu Picchu. Ames: Iowa State University Press. ISBN 978-0-8138-0136-0.
MacQuarrie 2012, pp. 387–389. MacQuarrie, Kim (2012). The Last Days Of The Incas. Little, Brown Book Group. ISBN 978-1-4055-2607-4. Retrieved 21 August 2024.
Bingham 2010, pp. 180–181. Bingham, Hiram (2010). Lost City of the Incas. Orion. ISBN 978-0-297-86533-9.
Wright & Valencia Zegarra 2004, p. 1. Wright, Ruth; Valencia Zegarra, Alfredo (2004) [First published 2001]. The Machu Picchu Guidebook: A self-guided tour. Big Earth Publishing. ISBN 978-1-55566-327-8. OCLC 53330849.
MacQuarrie 2012, p. 255. MacQuarrie, Kim (2012). The Last Days Of The Incas. Little, Brown Book Group. ISBN 978-1-4055-2607-4. Retrieved 21 August 2024.
Geographical Society of Philadelphia 1912, pp. 134–136. Geographical Society of Philadelphia (1912). "Yale Expedition to Peru". Bulletin of the Geographical Society of Philadelphia. Vol. 10.
Burger & Salazar 2004, pp. 22–24. Burger, Richard; Salazar, Lucy, eds. (2004). Machu Picchu: Unveiling the Mystery of the Incas. New Haven, Connecticut: Yale University Press. ISBN 978-0-300-09763-4. OCLC 52806202.
Thomson 2010, pp. 282–286. Thomson, Hugh (2010). The White Rock: An Exploration of the Inca Heartland. Hachette UK. ISBN 9780297866169.
Batievsky & Velarde 2006, p. 100. Batievsky, Jack; Velarde, Jorge (2006). "The Protection of Cultural Patrimony in Peru". In Hoffman, Barbara T. (ed.). Art and Cultural Heritage: Law, Policy and Practice. New York: Cambridge University Press. pp. 100–104. ISBN 978-0-521-85764-2.
Wright & Valencia Zegarra 2004, p. ix. Wright, Ruth; Valencia Zegarra, Alfredo (2004) [First published 2001]. The Machu Picchu Guidebook: A self-guided tour. Big Earth Publishing. ISBN 978-1-55566-327-8. OCLC 53330849.
Davies 1997, p. 163. Davies, Nigel (1997). The Ancient Kingdoms of Peru. London and New York: Penguin Books. ISBN 978-0-14-023381-0. OCLC 37552622.
Longhena & Alva 2007, p. 252. Longhena, Maria; Alva, Walter (2007). The Incas and Other Ancient Andean Civilizations. Barnes & Noble Books. ISBN 978-1-4351-0003-9.
Wright & Valencia Zegarra 2004, p. 8. Wright, Ruth; Valencia Zegarra, Alfredo (2004) [First published 2001]. The Machu Picchu Guidebook: A self-guided tour. Big Earth Publishing. ISBN 978-1-55566-327-8. OCLC 53330849.
Amao 2012, p. 78. Amao, Albert (2012). The Dawning of the Golden Age of Aquarius: Redefining the Concepts of God, Man, and the Universe. AuthorHouse. ISBN 978-1-4685-3752-9. Retrieved 16 July 2012.
Tripcevich & Vaughn 2012, p. 52. Tripcevich, Nicholas; Vaughn, Kevin J. (2012). Mining and quarrying in the Ancient Andes: sociopolitical, economic, and symbolic dimension. Springer Science & Business Media. ISBN 978-1-4614-5200-3. In some cases, such as Machu Picchu, rock was quarried on site.
Wright & Valencia Zegarra 2000. Wright, Kenneth R.; Valencia Zegarra, Alfredo (2000). Machu Picchu: A Civil Engineering Marvel. Reston, Virginia: ASCE Press (American Society of Civil Engineers). ISBN 978-0-7844-7052-7. OCLC 43526790.
Burger & Salazar 2004, p. 97. Burger, Richard; Salazar, Lucy, eds. (2004). Machu Picchu: Unveiling the Mystery of the Incas. New Haven, Connecticut: Yale University Press. ISBN 978-0-300-09763-4. OCLC 52806202.
Herzog & Cronin 2002. Herzog, Werner; Cronin, Paul (2002). Herzog on Herzog. London: MacMillan. ISBN 978-0-571-20708-4.

cnn.com (Global: 36^th place; English: 26^th place)

"Peru's president: Yale agrees to return Incan artifacts". CNN. 20 November 2010.
Liu, Evie (20 March 2014). "Peru to tourists: 'Stop getting naked at Machu Picchu!'". CNN. Retrieved 20 March 2014.

confex.com (Global: 5,812^th place; English: 3,891^st place)

gsa.confex.com

Menegat 2019, p. 1. Menegat, Rualdo (2019). How Incas used geological faults to build their settlements. Geological Society of America Annual Meeting. Phoenix. doi:10.1130/abs/2019AM-330598. Archived from the original on 13 October 2025. Retrieved 19 December 2025.

congreso.gob.pe (Global: 4,330^th place; English: 6,817^th place)

www2.congreso.gob.pe

"Oficio N° 001-2019-2020/LLR/DCR" [Official Letter No. 001-2019-2020/LLR/DCR] (PDF). Congress of the Republic of Peru (in Spanish). 15 May 2019. Archived (PDF) from the original on 16 May 2025. Retrieved 15 December 2022.

courant.com (Global: 1,696^th place; English: 798^th place)

Martineau, Kim (14 March 2006). "Peru Presses Yale on Relics". Hartford Courant.
Mahony, Edmund H. (16 September 2007). "Yale To Return Incan Artifacts". Hartford Courant.

cultura.gob.pe (Global: low place; English: low place)

repositorio.cultura.gob.pe

El Peruano 1981, p. 377. "Declaran Santuario Histórico Área Ubicada en el Distrito de Machupicchu. DECRETO SUPREMO Nº 001-81-AA" [Declaring the Area Located in the District of Machupicchu a Historic Sanctuary. Supreme Decree No. 001-81-AA]. El Peruano (in Spanish). 1981. Archived from the original on 19 December 2025. Retrieved 19 December 2025.

cultura.pe (Global: low place; English: low place)

qhapaqnan.cultura.pe

Huamán et al. 2020, pp. 109–115. Huamán, Oliver; Córdova, Miguel; Bar, Alfredo; Chirinos, Ricardo; Huerta, Gisella; Obeso, Percy; Pino, José Luis; Díaz, José Luis; Paredes, Luis Enrique; Perales, Manuel Fernando; Castillo, Aurelio; Zambrano, Raúl; Capriata, Camila; Moreano, Wendy; Pozzi-Escot, Denise; Angeles, Rommel; Castillo, Nina; Areche, Rodrigo; Lázaro, Ernesto; Casaverde, Guido (2020). Tord, María (ed.). Rutas ancestrales del Qhapaq Ñan [Ancestral routes of the Qhapaq Ñan] (PDF) (in Spanish) (1st ed.). Lima: Ministry of Culture. ISBN 978-612-4391-24-8. Archived (PDF) from the original on 8 August 2023. Retrieved 1 August 2025.

culturacusco.gob.pe (Global: low place; English: low place)

SERNANP & DCC 2015, pp. 19–24. National Service of Natural Protected Areas; Dirección Desconcentrada de Cultura de Cusco (DCC) (2015). Plan maestro del Santuario Histórico de Machupicchu 2015–2019 [Machupicchu Historic Sanctuary Master Plan 2015-2019] (PDF) (in Spanish). Ministry of Environment and Ministry of Culture. Archived (PDF) from the original on 16 May 2025. Retrieved 12 August 2024.
SERNANP & DCC 2015, p. 94. National Service of Natural Protected Areas; Dirección Desconcentrada de Cultura de Cusco (DCC) (2015). Plan maestro del Santuario Histórico de Machupicchu 2015–2019 [Machupicchu Historic Sanctuary Master Plan 2015-2019] (PDF) (in Spanish). Ministry of Environment and Ministry of Culture. Archived (PDF) from the original on 16 May 2025. Retrieved 12 August 2024.
SERNANP & DCC 2015, p. 86. National Service of Natural Protected Areas; Dirección Desconcentrada de Cultura de Cusco (DCC) (2015). Plan maestro del Santuario Histórico de Machupicchu 2015–2019 [Machupicchu Historic Sanctuary Master Plan 2015-2019] (PDF) (in Spanish). Ministry of Environment and Ministry of Culture. Archived (PDF) from the original on 16 May 2025. Retrieved 12 August 2024.

digeibir.gob.pe (Global: low place; English: low place)

Rufino, Alosilla & Choque 2014, p. 70. Rufino, Nonato; Alosilla, Carmen; Choque, Victoria (2014). Qullaw Qichwapa Simi Qullqan [Cusco–Collao Quechua Dictionary] (PDF) (in Quechua). Ministry of Education of Peru. Archived from the original (PDF) on 29 November 2014. Retrieved 12 August 2024.

doi.org (Global: 2^nd place; English: 2^nd place)

Burger et al. 2021, p. 1273. Burger, Richard L.; Salazar, Lucy C. C.; Nesbitt, Jason; Washburn, Eden; Fehren-Schmitz, Lars (2021). "New AMS dates for Machu Picchu: results and implications". Antiquity. 95 (383): 1265–1279. doi:10.15184/aqy.2021.99. ISSN 0003-598X. S2CID 238220619.
Amado Gonzales & Bauer 2022, pp. 26–27. Amado Gonzales, Donato; Bauer, Brian S. (2022). "The Ancient Inca Town Named Huayna Picchu". Ñawpa Pacha. 42 (1): 17–31. doi:10.1080/00776297.2021.1949833. S2CID 238644890. Retrieved 24 March 2022.
Luciano 2011, p. 36. Luciano, Pellegrino A. (2011). "Where are the Edges of a Protected Area? Political Dispossession in Machu Picchu, Peru". Conservation and Society. 9 (1): 35–41. doi:10.4103/0972-4923.79186. hdl:10535/7402. JSTOR 26393123.
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elischolar.library.yale.edu

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yaledailynews.com (Global: 6,503^rd place; English: 3,514^th place)

Zorthian, Julia (13 November 2012). "Yale returns final Machu Picchu artifacts". Yale Daily News. Yale University. Retrieved 24 February 2013.

yorku.ca (Global: 3,804^th place; English: 2,412^th place)

De Ocampo 1999, p. 11. De Ocampo, Baltasar (1999) [1610]. An Account of the Province of Vilcapampa and a Narrative of the Execution of the Inca Tupac Amaru (1610) (PDF). Translated by Markham, Sir Clements. Cambridge: York University. Archived (PDF) from the original on 16 May 2025.

Machu Picchu (English Wikipedia)

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nytimes.com (Global: 7^th place; English: 7^th place)

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