Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

Where the Great Wall of China meets the sea.

Explore this massive series of 45 caves and over 51,000 sculptures carved from cliffsides in China.

A fifth-century temple improbably built into the side of a cliff.

A clay house decorated with ceramic chips in Tianjin.

This ancient Chinese observatory still contains early astronomy technology.

According to local legend, anyone who falls on these temple steps will turn into a cat.

Devoted Buddhists can earn enlightenment in the next life by crawling through this symbolic nostril.

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

Ming Dynasty necropolis raided during the Cultural Revolution.

This historic Chinese tower was said to have been haunted by fox spirits but is now haunted by a grisly murder.

This smaller cousin of the Forbidden City has gone from ancestral sacrifice to tourist's whispers.

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

This probably wasn't what Mao had in mind.

The only airport with a people mover system designed by Walt Disney Imagineering.

The largest underground pedestrian tunnel system in the U.S. mostly caters to the people working in the offices above, but provides a great, air-conditioned way to traverse the city.

This unique footbridge stands out among the surrounding buildings, and is a popular filming and photography spot.

The former private quarters and office of Dr. Sigmund Freud now hosts a museum housing the works of the founding father of psychoanalysis.

The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

Baroque celebration of the end of the Great Plague of Vienna.

The final resting place for the remains of 143 Habsburg royalty.

A church of bones, decorated with 40,000 human skeletons.

A socialist building dedicated to teachers showcases one of the largest Soviet mosaics in the world.

Check the time in 145 countries at once with this East German relic.