The Antarctic ice sheet, which covers 98% of the continent, averages around 1.2 miles in thickness, with its thickest point reaching nearly 3 miles, the Australian Antarctic Program reports.

A buried secret The Gamburtsev Mountains are buried beneath the highest point of the East Antarctic ice sheet. They were first discovered by a Soviet expedition using seismic techniques in 1958.

Hidden below are rugged mountains, valleys, hills and plains. Some peaks, like the towering Transantarctic Mountains, rise above the ice. But others, like the mysterious and ancient Gamburtsev ...

Hidden beneath the vast ice sheet that characterizes Antarctica, the Transantarctic Mountains rise as one of the longest and oldest mountain ranges on the planet. This range, extending over 3,500 ...

Not only in Antarctica, we have all seen photos of glaciers in the mountains or in areas of Greenland where 70 years ago the ice was much more plentiful than it is today.

“Most mountains in Antarctica are not volcanic,” Wiens says, “but most in this area are. Is it because East and West Antarctica are slowly rifting apart? We don’t know exactly.

Antarctica's "pyramid" is about 4,150 feet (1,265 meters) tall, or about one-fifth the height of Denali, the tallest mountain in North America. It has four steep sides and is located in the ...

A buried secret The Gamburtsev Mountains are buried beneath the highest point of the East Antarctic ice sheet. They were first discovered by a Soviet expedition using seismic techniques in 1958.