These underground shelters dug by the Japanese during World War II later helped Timor-Leste achieve its independence.

Walk through row upon row of manicured miniature trees at the United States' largest bonsai nursery.

A stretch of land where the sour-sweet vegetable is cloaked in darkness and grows so fast you can hear it crack, squeak, and pop.

The steepest classic funicular in the world glides along a dizzying incline.

Ornate, dome-topped cenotaphs fill this royal crematorium.

The Swiss hilltop housed an early 20th-century vegetarian nudist colony.

A collection of over 2000 air-moving devices of all kinds displayed in the Fanimation headquarters.

This romantic, decaying 13th-century ruin on the edge of Sherwood Forest is reputedly one of England's most haunted places.

The only Chinese temple in Mumbai.

A massive mausoleum towers over the gravestones in a 19th-century Italian "model village."

This Manhattan skyscraper is a reminder of the brief but glorious age of urban air taxis.

This huge work of functional public art replaced a landfill in New Jersey's Meadowlands.

The monumental home of Prussia’s eccentric "Cannon King."

A fascinating little museum all about the rich history of Peru’s famous plant.

This little-known hero has been protecting "The Fens" for close to 400 years, and now from its most powerful challenger yet: climate change.

This giant Buddha statue has 125,000 smaller Buddhas hidden inside it.

A rare pod of derelict midcentury Futuro and Venturo houses lines a semi-abandoned beachfront resort outside Taipei.

The subterranean "lake" below the Paris opera house inspired the Phantom of the Opera's lair.

University City's quirkiest resident lives in a park named after its first.

The gilded, masterful astronomical clock will calculate time, dates, and planetary positions for thousands of years to come.

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

The statue of John Harvard isn't actually John Harvard—or even, technically, the founder of the school.

Marie told fortunes from her small stand on the Boardwalk for decades, including to a young Bruce Springsteen who would busk outside her booth.

There’s a special club house at the top for the bell ringers.