The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

This Wyoming town is fascinated by a particular mythical creature.

Ugly 18th-century dwarf statues living in a perfectly landscaped Austrian garden.

One of the most spectacular canyons in the world.

Macabre astrological automaton clock dating to the late 1400s.

This historic timepiece is thought to be the only public clock in the world that keeps lunar time.

Inat Kuća, or "House of Spite," is more than just an oddly named restaurant.

This historic cemetery was inaccessible for several years due to dozens of land mines.

The place where World War I began.

A war-torn Olympic relic is being overtaken by graffiti and nature.

This museum preserves the hand-dug tunnel that kept Sarajevo afloat during the Serbian siege.

A monument commemorating the role of Alaska's native Tlingit guides in the Klondike Gold Rush.

A tiny wilderness cemetery commemorates the deadliest episode of the Klondike Gold Rush.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

The oldest still-inhabited hill fort in India looks like a magnificent golden sandcastle.

A complex of six forts embedded in the Rajasthan hills.

This historic square in Nepal is home to temples dating back to the third century.

One of the largest Buddhist stupas in the world keeps an eye out in every direction.

Sacred Buddhist home of some spiritual monkeys.

A sulfuric martian landscape that looks far better than it smells.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.