Ella Fitzgerald, opera singer Enrico Caruso, and dancer Isadora Duncan all performed in this lavish, supposedly haunted theater.

Huge stairway leads to this massive gallery.

The tallest waterfall in West Virginia.

Celebrating the works of a beloved Italian actor, known for such cult films as 'They Call Me Trinity' and 'Watch Out, We’re Mad!'

The only boathouse Frank Lloyd Wright ever designed was also the only unbuilt structure in his famous Wasmuth Portfolio, until 2007.

Even though some of the buildings date back to the Victorian era, this research institute is still involved in cutting-edge astronomy research.

This São Paulo home became a lifelong prison for a woman with a tragic childhood.

This skyscraper once housed weapons during the revolution and was the scene of two brutal crimes that shocked São Paulo society.

Order your coffee crowned with salted whipped cream or blended with coconut and ice.

A refugee returns to his homeland to open Ho Chi Minh City’s first Michelin-starred restaurant.

This traditional home is a rare example of 19th-century Korean architecture.

Vietnam’s everyman “broken rice” dish is given one major upgrade at this humble institution.

This crab paste noodle soup specialist has been doling out its namesake dish for more than four decades.

For a taste of Vietnamese gastropub culture, look no further than this convivial seafood joint that stays open till midnight.

Visit the ruins of a magnificent mansion confiscated by Fidel Castro.

This 317-ton walkable art installation is an homage to Korea's "City of Steel."

Test your mettle against the hottest hot chicken in Nashville.

Sip mead from an East Nashville apiary while snacking on barbacoa tacos.

The only natural cave bath in all of Europe.

An astounding 13th-century architectural and historical achievement

This bathhouse includes an option to soak in radioactive water.

Germany's longest suspension rope bridge.

A monument to peace, built by one man over the course of 25 years.

An Art Nouveau church decorated in mother-of-pearl and aluminum.