Known as the "Valley of the Moon," this Jordanian wadi is one of the most amazing desertscapes on Earth.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

A wooden hut from the Heroic Age of Antarctic Exploration.

Nimrod Polar Expedition base, and home to hundred-year-old frozen whisky.

Southern Ocean waters and glacial forces transform the Antarctic ice into these stunning bridges and caves.

Antarctica's bustling metropolis, originally established by Richard E. Byrd.

Fire meets ice at the southernmost volcano on Earth.

The remains of a doomed Antarctic plane, buried beneath layers of ice and snow, await those willing to do a bit of digging.