Though nicknamed the “Russian Freighter,” this ship was actually sunk off the coast of Pensacola by the U.S. government in a top-secret operation.

An Albanian monument to the Communism that nearly crushed the country is now a crumbling wreck.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

Legendary frontman of the Doors looms in this giant mural by famed Venice muralist, Rip Cronk.

The remnants of a creative early method of wildfire prevention.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

A huge musical instrument played by the ocean.

The world's largest wooden structure.

The largest medieval water tank on the Iberian Peninsula is preserved beneath the Cáceres Museum.

This famous archeological mystery may be an ancient example of movable type.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

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

This abandoned mining village was predicted to resist decay longer than any other modern human settlement.

In the northernmost city in the world, it's illegal to be buried because it’s too cold for bodies to decompose.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

Monuments don't get much more metal than these three giant viking swords planted in a Nordic hill.

Norway's oldest cathedral still in use.

Oslo's historic toboggan run has been letting thrill seekers slide from train stop to train stop for over a century.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

The design of this beautifully crafted building was inspired by Norwegian glaciers.