A hidden courtyard houses early 20th-century plaster masterpieces.

Built for an exposition in 1915, these horticultural displays have stood the test of time.

This futuristic bridge is one of the longest self-anchored pedestrian bridges in the world.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

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.

This lurid German fountain plots the sad course of marriage from dating to death.

This abandoned coliseum was intended to be a grand Nazi rallying ground before it was halted at the end of the war.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

A giant bronze coil of feces is both a tribute to doggie defecation and a reminder to pick it up.

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

Chicago's museum dedicated to the history of bondage and fetishism is more textbook than titillation.

This column celebrates Rome's victory over the Goths, and may be the oldest Roman monument in Istanbul.

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

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

A fountain standing as a testament to a doomed alliance.

Step back in time and witness the fall of Constantinople.

The final resting place of two (or three) presidents, one vampire, and 18,000 Confederate soldiers.

Finland's oldest astronomical observatory once played a crucial role in seafaring and timekeeping.

An abstract monument to a symphonic composer.

A subterranean house of worship carved right out of the bedrock.