Analysis of information sources in references of the Wikipedia article "Steppe Geoglyphs" in English language version.
More than 50 geoglyphs with various shapes and sizes, including a massive swastika, have been discovered across northern Kazakhstan in Central Asia, say archaeologists.
Discovered using Google Earth, the geoglyphs are designed...
Spotted on Google Earth in 2007 by a Kazakh economist and archaeology enthusiast, Dmitriy Dey, the so-called Steppe Geoglyphs remain deeply puzzling and largely unknown to the outside world.
Since then, Dey has found about 260 of the land designs—which resemble crop circles, but are much stranger.