Bask in the 19th century grandeur of an eccentric Freemason millionaire's private gardens.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

The king of U.S. high points towers over every other peak on the continent.

A hulking remnant of Alaska's industrial gold mining boom in the 1920s.

This mile marker stands at the unofficial end of a highway built to defend the United States from a Japanese invasion during World War II.

The ghostly remains of what was once the world's richest copper mine.

Inside this German disco, visitors can take a literal ride on the dance floor.

A Black Forest cuckoo clock theme park features one timepiece big enough to walk inside.

A historic steam train meanders along one of the most scenic rail routes in Germany's Black Forest.

A remarkable two-country morph, this town is part of Germany legally but is by all other measures Swiss.

Every half hour the eye-rolling clock face sticks out its tongue to mock the good citizens of Koblenz.

This Late Gothic building that once housed Erasmus is now known as the filming location of "Suspiria."

This medieval cathedral houses stained-glass windows featuring saints and pretzels.

A stonemason's hilarious revenge came in the form of this peculiarly positioned gargoyle.

There has been an astronomical clock on this spot since the 14th century.

This ancient ruined monastery has been destroyed by fire so many times that it seems like God hates it.

This magnificent church allows travelers along one of Germany's busiest roadways a chance to rest and reflect.

Sitting in the basement of a castle, the largest wine barrel in the world is bigger than most apartments.

A charming little museum founded by the designer of the Statue of Liberty.

This unusual piece of Renaissance art depicting the bodily horror of crucifixion and skin disease may have been inspired by fungus-induced hallucinations.

The birthplace of the builder of the Statue of Liberty is now a museum dedicated to his work.

A copy of the Statue of Liberty greets visitors to the birthplace of Auguste Bartholdi.