A secret passageway from World War II is now a quirky pedestrian shortcut.

A nostalgic restaurant evokes life in Taiwan from the 1940s to the 1970s.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

One of the last remaining World War II Victory Gardens in the U.S. is quietly growing across from Fenway Park.

19th-century operating theatre in which the use of ether was first demonstrated - plus, a skeleton and a mummy!

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

Brazil's only museum dedicated to the art and evolution of tattoos.

This Brazilian palace island was once the site of the last grand ball before revolution.

An overlooked collection of over 350,000 artistic works created by psychiatric patients using art therapy.

These termites have an large and deadly abode—impressive by day, dazzling by night.

One native village in Bali lays their dead at the foot of a holy tree whose natural fragrance seems to hide the stench as the bodies decompose.

This massive chapel in the middle of the Indonesian forest is both haunting and fowl.

An ornate tomb pays tribute to one of the most influential and cherished military leaders in Vietnam's history.

Meant to be a lavish presidential home, the palace became a symbol of the fall of South Vietnam.

This French colonial post office is arguably the grandest in all of Southeast Asia.

This foreboding building was the headquarters of the terrifying Spanish Inquisition in Mexico.

This strange sculpture of a menacing skull surrounded by sun rays was discovered at the foot of the Pyramid of the Sun.

Mexico City's largest market contains a Willy Wonka-esque wonderland.

66,000 pieces of art, donated by one of the world's richest men.

Superstitious? Discover the witchy side of Mexico through its largest esoteric market.

Underneath one of the region's most historic roads lies the home of Plato's successor.

The Cycladic architecture makes this Athens neighborhood feel like an island paradise hidden in the shadow of the Acropolis.