Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

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

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

Elaborate tile work in this railway station tells the story of Portugal.

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

A battle between nature and architecture in the Cambodian jungle.

For centuries young Thai men used this Giant Swing as a slingshot to heaven.

Bangkok celebrated its shifting monarchy with a militaristic homage to democracy.

The small cliffside monastery known as the Tiger's Nest is said to be the meditation site of an eighth-century Buddhist master.

This Himalayan airport provides one of the most difficult landings in the world.

This penis-focused monastery is dedicated to Buddhism's "Divine Madman."

This picturesque stream was up until recently the site of a ten story mountain of slag and sewage.

This public park was the site of the largest civilian disaster of the Civil War.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

A take-out restaurant that only serves cuisine from countries with which the United States is in conflict.

A portion of the old Pirates stadium over which a defining home run once flew still stands even after the rest of the stadium was torn down.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

This permanent exhibition celebrates the finest of our heartless automatons both real and fictional.

There aren't too many operational funiculars around, but Pittsburgh has two!

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

This impressive Boston holy house is the American mecca for Christian scientists.

An enormous, inside-out glass globe built in 1935.