Increasingly decayed figures stand as a powerful reminder of the human costs of Czech Communism.

Countless grotesque faces stare out from this eerie Prague art wall.

This automated sculpture of two men peeing will spell out text messages with their micturition.

One of the oldest bridges in Norwich was used during the English witch trials and is said to be haunted.

A 16th-century footpath said to be haunted by a young girl that died trapped within its misshapen old house.

This imprint of an old computer keyboard has a unique backstory.

This massive mall has hundreds of shops, an amusement park, and a history of deadly amusement attractions.

Watch bison, elk, and other wild animals up close at this national park.

This once-controversial and slightly confusing statue of Achilles was built out of captured cannons.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

The rose garden in Regent's Park where Pongo and Perdita met for the first time in Disney's "101 Dalmatians."

The curios of pharmacist and collector Henry Wellcome.

The library houses an incredible collection of some of the world's most impressive books and manuscripts.

The graveyard with the highest IQ in Britain.

An unusual artwork dedicated to a unique man that entertained people visiting Cambridge while raising money for charity.

A treasure trove of astronomical, mathematical, and scientific instruments at Cambridge University.

At the top of the hour, this steam-powered clock's eight brass whistles play "Back Home Again in Indiana."

An extraordinary library and archive dedicated to the history of the Arctic and Antarctic poles.

Local legend says Isaac Newton built this footbridge without any screws, bolts, or nails.

The scars of a remarkably organized public protest to save 13 elm trees are still visible in this Stockholm park.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

The 19th-century pharmacy (now a used bookstore) was featured in James Joyce’s "Ulysses," and has changed very little to this day.

The chaotic studio of one of the 20th century's most important artists has been preserved down to the dust.

This 18th-century fort surrounded by a moat was used to store gun powder and ammunition, and now sits in the middle of a large part in Dublin.