This one-time health resort was used by aristocrats around the world.

An abandoned football stadium with a tragic past.

Its collection includes a broad array of social, geographic, graphic design, and political history.

The pockmarks across the building's facade are remnants of the Blitz.

In 2013, historians discovered a hidden room devoted to the art of making royals' hot chocolate.

This tribute to the 16th-century composer is now an unusual shrine to Michael Jackson.

Crouch down, stretch tall, and be sure to flail your legs to pay homage to the Monty Python classic.

These mechanical goats first battled it out in the year 1551, all because of an overcooked deer.

A cluster of headless, armless sculptures looms within a popular Polish park.

An impressive monument to Poland's independence.

A 90-ton, gravity-defiant steam locomotive shoots for the skies in this bizarrely beautiful public artwork.

Tiny memorials honor individual victims of the Holocaust.

Cold war icon and onetime "hole" in the iron curtain.

Named after a militant urban guerilla, this famous former squat is a graffiti-covered stronghold of leftist culture.

This enormous abstract sculpture is part jungle gym, part elaborate noise-making machine.

Place with alleged mystical powers in Old Orthodox Church in Sarajevo.

This historic cemetery was inaccessible for several years due to dozens of land mines.

The first mosque in the world to receive electricity.

This historic timepiece is thought to be the only public clock in the world that keeps lunar time.

Inat Kuća, or "House of Spite," is more than just an oddly named restaurant.

A number of craters left by fatal mortar strikes have been filled with red resin to remember those lost during the Siege of Sarajevo.

Oriental bazaar in the heart of Sarajevo.

A war-torn Olympic relic is being overtaken by graffiti and nature.

The place where World War I began.