The coldest city in the world.

Ancient human, animal, and geometric figures drawn in the earth.

Houses are tucked between, on, and underneath giant boulders.

Natural time capsule containing an alien ecosystem.

A German apartment building hosting as many trees as human occupants.

An eerie, derelict amusement park in Berlin.

Housing a morgue, rare and confiscated weapons, and autopsy remains, the Vancouver police museum displays the dark side of Canada.

Antarctica's only sculpture garden, it has art and penguins, but no plants in sight.

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

3D war panorama in Damascus built with help from North Korea.

The world's only known button museum.

Amateur taxidermy museum known for its large collection of white squirrels.

Final resting place of Antarctic explorer Ernest Shackleton.

Considered the most remote point in the entire world.

Giant kites are flown during this Day of the Dead celebration in Guatemala.

The best place to send your postcards home from Antarctica.

Tens of thousands of tiny bottles stuffed with various items.

Canadian centennial project designed to gather information about UFOs.

Former self-sufficient mental institution now a planned community.

This railway-turned-greenway provides a pedestrian link in downtown Detroit and celebrates urban artwork.

World's largest magnetic research facility.

Museum dedicated to the art of cutting and polishing stones.

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

Pyramid home to an obscure religious group that practices modern mummification.