One of Jeff Koons’s largest sculptures and his first commemorative work.

This emotive sculpture was originally created for the 1878 World's Fair.

The former home of France's controversial pop maestro is almost completely covered in ever-changing tributes and graffiti.

A simple plaque on the facade is the only reminder that the treaty ending the American Revolution was signed inside.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

A surrealist timepiece by the artist of melting clocks.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

A glamorous hotel that once accommodated French resistance fighters and concentration camp survivors.

An overlooked marble is the only surviving in-place 18th century example of the measurement that changed how we define distance.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

Artifacts and memories from the Vietnam war, located in a place that experienced it first hand.

Giant pagoda houses the car that drove Thích Quảng Đức to his death by self-immolation.

This candy-pink cathedral of Da Nang is also known as the Chicken Church.

Vietnam's largest Buddha statue depicts a female sage.

One of Vietnam's most iconic landmarks was built by Japanese traders and is now in danger of sinking.

Walk through a clothing store, across a courtyard, and up several flights of stairs for delicious coffee with a side of beautiful views.

Ho Chi Minh's perfectly preserved body has been on display here since 1975.

These bamboo and rope bridges cross the Nam Khan River for six months every year.

This tiered waterfall is so pretty it may cause visitors to cry tears of their own.

The headquarters of the Mahanikai school of Buddhism, Thailand's largest monastic order.

This cavern was used as a hidden hospital and safe house during the Vietnam War.

Ha Long Bay's "Cave of Surprises" houses a popular phallic rock formation.