These mountain hot springs have seen power struggles, doomed romances, and a generalissimo's attempted escape from mutiny.

An ancient fortification lives on in this Chinese city.

This ancient Chinese observatory still contains early astronomy technology.

Home to over 200,000 artifacts, this museum attempts to guide visitors through the ancient history of Beijing and Imperial China.

Ming Dynasty necropolis raided during the Cultural Revolution.

The most famous location in China was home to whole dynasties worth of imperial rulers.

A 19th-century architectural wonder designed by the "father of the skyscraper."

This Buffalo museum hides an Art Deco gas station designed by Frank Lloyd Wright.

One of Frank Lloyd Wright's greatest—and favorite—architectural masterpieces was almost lost.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

If you've ever wanted to learn about the history of Asian fish balls, this Taiwanese museum has you covered.

The supreme shrine of the state.

A quick and simple solution to Cambodia's train woes.

A battle between nature and architecture in the Cambodian jungle.

This massive wooden building contains a giant Buddha, healing pillars, and tame deer wandering the grounds.

At 207 feet, one of the world's longest continuous escalators.

This stunning blue and gold room changed cities twice before becoming part of the Smithsonian.

Home to items never before seen by the public.

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

One of the last remaining movie theatres in the country that features a rear-projection system.

One of America's most historic homes also holds a startling literary legacy.

Bouncing, delightful, mechanical art at the MIT Museum.

This cemetery served as the only official burial grounds in Cambridge for nearly 200 years.

This peaceful Massachusetts graveyard was one of the first "garden-style" cemeteries in America.