Analysis of information sources in references of the Wikipedia article "رياضة شتوية" in Arabic language version.
The launching of the Cook excursions in Britain (1841), the appearance of the first Baedekker guide (1843), the inauguration of a winter "season" in Saint Moritz (1864), the creation of Yellowstone (1877): these were the important markers of its growth path [mass tourism].
You can make a strong case that the origins of modern winter sports lie here, starting in the 1860's with hotelier Johannes Badrutt, who welcomed a steady stream of well-heeled British guests to his small Kulm Hotel.