Ancient serpentine sacrifice holder that has stood the test of time.

While not Turkey's deepest underground city, this subterranean redoubt is the largest.

Legend says if you stick your thumb in the hole and it gets wet, your wish will be granted.

The oldest colonial fortress in the Americas was once the home and later prison of Christopher Columbus.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

One of the first intercontinental ballistic missile sites in the United States.

South Dakota's oldest operating brewery is housed inside a historic firehouse.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

This replica stave church looks like a piece of Norway was simply plopped down in South Dakota.

A World War II officers' club features Old West murals painted by German POWs.

With print dying, this local paper keeps the lights on by doubling as a stunning cafe and cocktail bar.

Launchpad for the US military’s dead mouse operation to battle millions of snakes.

A small subculture of boat dwellers keep their traditional way of living alive at this Hong Kong Typhoon Shelter.

A colossal floating restaurant built to look like a ancient Chinese imperial palace.

Museum celebrating the ocean, with the largest wunderkammer dedicated to sea exploration.

Affectionately known as "Lord Bot," this historic statue has a cult social media following and rightly claims to be “the most metal inhabitant of the Wren Yard.”

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

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

Every hour the doors open to reenact the legend of the heroic mayor who saved his town by drinking a gallon of wine.

Horrifically creative torture devices and shame punishments line the walls of this chilling museum.

A shrine built to combat the bad karma of a commercial venture.

This dazzling Buddhist temple was constructed from over one million ceramic tiles salvaged from a British shipwreck.

Buddha shrines hide within dark tunnels at this unique forest temple.

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