A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

In a 345-million-year-old cave that's 200 feet underground, dinner awaits.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

The fictional star of "Breaking Bad" is memorialized with a real-life gravestone in his hometown.

The Hveragerði fissure runs through this unassuming shopping center.

Paris' linguistic guide to the international language of, yes, love.

A Jenga-style cylindrical tower of books that appears to go on forever.

The first outlet of Canada's biggest fast-food franchise has been slinging doughnuts since 1964.

An ice field known for harboring an infamous Martian meteorite turned out to contain the oldest air on Earth.

The bodies of some early polar pioneers are still buried beneath the harsh snows of the Antarctic.

These giant volcano sponges in Antarctica are thought to be the world's oldest living animal, at 15,000 years old.

This abandoned Antarctic base sits nearly unchanged since it was forsaken in the 1950s, just waiting for you to visit.

These passages carved from the Antarctic ice hold strange shrines to the harsh southernmost climes.

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

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

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

Fire meets ice at the southernmost volcano on Earth.

One of the world's southernmost bars.

Russian Orthodox church built on an Antarctic island.

The world's largest neutrino telescope searches for secrets of the universe at the South Pole.

Naked scientists race around the pole in the frigid cold to try to join Antarctica's exclusive 300 Club.

Natural time capsule containing an alien ecosystem.

A historic observatory precariously perched at the "Top of Europe."

One of corporate America's best-kept secrets is also one of the most publicly displayed.