Gangotri Glacier, India: India may not be your first thought when considering glaciers, yet Gangotri lies near Tibet. One of the Ganges' main sources, it's vital to Indian culture.
Pasterze Glacier, Austria: Austria's Pasterze Glacier has receded by half in 100 years. Visit this natural wonder before it's too late.
Grinnell Glacier, Montana: Glacier National Park in Montana is still open. The frozen wilderness may lose all glaciers by 2100.
Sólheimajökull, Iceland: Where better to observe ice rivers than Iceland? Sólheimajökull, the southernmost in the nation, has shrunk for decades.
Franz Josef Glacier, New Zealand: Franz Josef on New Zealand's South Island, like other glaciers, is no longer walkable. The glacier has receded two kilometers in 100 years.
Jostedalsbreen Glacier, Norway: Jostedalsbreen Glacier shows how the beautiful Norwegian fjords were produced by glacial action. Continental Europe's largest glacier.
Athabasca Glacier, Canada: The Canadian Rockies' Athabasca Glacier buried the Icefields Parkway section. Over the previous century and a quarter, this glacier has shrunk by half.
Grosser Aletsch, Switzerland: As expected, Switzerland has several glaciers in winter. Grosser Aletsch is longest at 14 miles.