This Russian religious complex is a Frankenstein's chapel that includes influence from almost all the major faiths.

Museum celebrating the achievements of the Soviet space program.

Palace where the nearly un-killable Rasputin was murdered.

Immortal combat in a Moscow museum.

It's hard to believe the dizzying patterns covering this abandoned mine are completely natural.

This building holds the embalmed remains of the leader of the Bolshevik Revolution.

This museum inside Amsterdam's largest cemetery explores how people deal with death.

An ancient passage filled with stalls selling used books, once frequented by Vincent Van Gogh.

The history and future of cannabis.

Established in 1638 to battle the Black Death, Hortus Botanicus Amsterdam is a treasure trove of rare flora.

A floating cat sanctuary on an Amsterdam canal.

Cat art as far as the eye can see.

Hoodoos, naturally eroded land formations, stand 20 feet tall in the Canadian badlands.

Two adjoining collections of 19th-20th century physics apparatuses and instruments.

The highest tides in the world come in and out here twice a day, allowing you to essentially walk along the ocean floor.

Earth's greatest purely vertical drop at 4,101 feet.

Louise Bourgeois' 30-foot-tall steel spider sculpture.

The entire length of the border is marked by a 20-foot-wide slash through the trees.

A renegade art installation in a small Vancouver park is now officially sanctioned by the City Parks Department.

The Twisted Trees of Alticane are an unnerving grove of Quaking Aspen, apparently mutated from a single source, giving them a twisted and unnatural appearance.

Home inspired by the crystal rock formation of the Emerald Estates.

Canada's subterranean Cold War museum has doubled as a movie set.

Little island known for its massive beachfront "flowerpot" pillars.

Cliffs that hold fossils, including the earliest known reptile, dating back more than 300 million years.