The train stops twice en route, at Eigerwand and Eismeer stations, both with phenomenal views across wild mountains and crevassed glacial ice, before cresting Jungfraujoch.

BBC: To the top of Europe by Swiss rail

The Icefields Parkway that stretches from Lake Louise to the south and Jasper at the northern end has towering peaks, tumbling unspoiled rivers, massive sheets of glacial ice flowing down the valley to meet the road, and hanging above in the rafters of the peaks.

BBC: The natural wonders of Banff and Jasper National Parks

After a short flight from Kathmandu to the mountain hamlet of Lukla, it took me 12 days to reach Base Camp, trekking 160km and climbing 10, 000 feet, hiking through dense forest, over a dozen suspension bridges, above the tree line and, finally, into a frozen landscape of ancient rock and glacial ice.

BBC: Everest's growing problem

Its characteristic features are the landforms shaped by the Ice Age: glacial ridges, pine and lichen-clad heaths, kettle holes and small ponds filled with crystal clear water.

UNESCO: NATURAL SCIENCES

Earlier projections apparently failed to account for rebounding changes in the Earth's crust following the last Ice Age (referred to as "glacial isostatic adjustment").

FORBES: Magazine Article

This research could help scientists find out more about possible life in Lake Vostok, the largest of over 70 sub-glacial lakes on the White Continent, which lies more than four km beneath the East Antarctic Ice Sheet.

BBC: Antarctic lake's secret water

During glacial ages that exist about 90% of the time, our Northern Hemisphere is mostly covered with ice up to several miles thick.

FORBES: Magazine Article

Data from the Sharad (SHAllow RADar) instrument (on Mars Reconnaissance Orbiter), document that some of these glacial-like features, which you find at Mars' mid-latitudes, have a significant volume of ice left below a surface of rock debris.

BBC: Q&A: Liquid water on Mars