A deeply beautiful 15th-century stepwell with a tragic story.

A centuries-old fortress city lies in ruin.

The oldest still-inhabited hill fort in India looks like a magnificent golden sandcastle.

The ancient water tanks remain some of the ruined city’s most beautiful architecture.

This stunning 15th-century royal hill fort preserves the age of chivalry in Rajasthan.

An eclectic mix of influences rot together in harmony in this India necropolis.

This hilltop warren of monastic dwellings is the result of centuries worth of Mongol attacks.

A startling, centuries-old subterranean marvel hides in plain sight.

This magnificent stepwell is designed as an inverted temple and adorned with 1,500 sculptures.

This peaceful Sikh gurudwara serves around 50,000 free meals every day within its gilded walls.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

A full-size replica of this well-preserved temple lets you take a walk through the Mayan age.

This staircase full of Mayan hieroglyphics is perhaps the largest single text in the world.

This pair of gilded girls atop an Art Deco building in Copenhagen were built to function as a weather indicator.

The art museum is decorated with creatively remodeled pre-Nazi swastikas.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

A larger-than-life statue of the German revolutionist stands proud in a small town where he never lived.

Before serving as James Bond's Casino Royale, this Victorian-era spa catered to the world's elite.

Visitors flock to the historic birthplace of radiobalneology for its therapeutic radium treatments.

Crammed inside this grounded passenger plane is a bar that was once a Communist hang out and is now a ratty relic.

Instead of sermons, this church became home to millions of books.

A cheeky reminder about the value of art dangles above one of Olomouc's busiest streets.