You'll find the little birds tucked within the rocks of this Australian beach.

The spherical grains of white quartz sand give every step on this Australian beach a distinctive sound.

The gigantic preserved heart of a champion racehorse.

According to legend, this tomb holds the secrets to time travel.

The legendary birthplace of the Japanese maneki-neko is dotted with hundreds of lucky beckoning cats.

This enormous monument is one of the most iconic structures in Tokyo, rudely nicknamed "The Golden Turd."

Stuck in a bygone era, the oldest subterranean shopping street in Japan hides beneath the popular Asakusa district of Tokyo.

An eerie maze of industrial factories looks like something out of a dystopian sci-fi.

Passengers are not allowed to set foot outside this station, but you can still enjoy spectacular views of the sea from the platform.

Peer into this window for an interesting glimpse into the public utilities that make this city run.

A lonely chimpanzee lures you into a narrow alley leading to this hidden shrine.

This park boasts a unusual collection of curious monuments from around the world, from Micronesia to Antarctica.

Nestled in an unassuming residential area, this "forbidden forest" is rumored to spirit away those who dare to enter.

This natural "sea of stones" was once used by the Romans as a quarry.

It's good luck to be mocked by this monkey.

This historic funicular system combines the old with the new while offering delightful views over the surrounding valley.

Sitting in the basement of a castle, the largest wine barrel in the world is bigger than most apartments.

This Nazi-built amphitheater was constructed on a sacred mountain site used by various German cults.

The jaw of one of humankind's earliest ancestors on display at an overlooked geology museum.

This 18th-century folly is one of Europe's rare "garden mosques."

The oldest Jewish cemetery in Europe survived Hitler's Germany.

This German bone house contains the remains of some 20,000 souls.

This tremendous timepiece was once the largest cuckoo clock in the world.

A rare water-powered funicular, it uses a huge tank of water and gravity to do its work.