What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

This abstract sculpture is rumored to cast a hammer-and-sickle shadow once a year.

This replica of the Greek structure is in the heart of Nashville.

A massive Montreal stadium that has seen nothing but trouble since its inception.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

An enormous, inside-out glass globe built in 1935.

This impressive Boston holy house is the American mecca for Christian scientists.

Huge abstract sculptures of the Puerto Rican Flag.

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

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

When flour explodes, it's not a pretty sight.

The ghostly remains of an accidental sea.

Version of the French Riviera destroyed by the sea.

Erroneously called the world's tallest flagpole, this landmark is devoted to "good neighborliness."

The modern birthplace of Irish freedom.

The final resting place of soldiers' loyal canine companions.

The most loyal of little dogs, or a Victorian era publicity stunt?

Famously misunderstood wonder of the ancient world

Secret refuge and museum of the Duke of Florence.

Breathtaking and huge 430 year old maps of Italy.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

The hallucinogenic center of the ancient world.

This open air archeological site houses almost as much wildlife as it does classical religious artifacts.