One of the largest pieces of scientific equipment ever carried on a NASA space shuttle sits in a Chicago alley.

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.

This unusual elevator doesn’t stop or slow down.

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

This 22-floor tower's Skydeck offers panoramic views of Amsterdam.

The world's first zoo for microbes collecting the horrible and wonderful things living on and around us.

Museum preserving torture methods from the past.

Leave the wardrobes and sweets to British schoolchildren, Shanghai's got a Coke machine that leads to booze.

This theme park presents 5,000 years of Shanghai history and includes a "sunken" exhibition hall.

A wall within the institution displays the names of 13,000 Jews who took refuge in the city during World War II.

At 16,627 feet above sea level, this unstaffed station is the highest in the world.

This ratty natural history collection is a charming relic among a city rushing into modernity.

A spectacular annual festival centers around humans throwing molten iron against a wall at night.

No one is exactly sure why over a hundred lakes have formed amongst the tallest sand dunes on Earth.

The largest radio telescope in the world searches for extraterrestrial life from the remote limestone peaks of southern China.

A giant scale model giving a sneak peek at what urban planners see for Shanghai by 2020.

This Tibetan monastery has survived multiple attacks and is also a sky burial site.

An impactful museum ensures notorious war crimes disguised as "medical experimentation" won't soon be forgotten.

Thanks to the building of a life-giving reservoir, part of the Great Wall of China is now a dive site.

Discovered after draining a local pond, these ancient man-made caves are still a complete mystery.

Rivers of cattle blood gone, a strange Escheresque building remains, the last of its kind.

The world's first hotel built in an abandoned water-filled quarry.

The tallest stationary dunes on Earth also happen to sing.

270 million year-old forest of stone.