Ancient pueblos built into the base of a natural canyon wall.

340-foot statue built to honour the Heroes of the Soviet Union.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

The fastest transatlantic ocean liner sat abandoned in a Philadelphia shipyard for decades.

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

Most comprehensive museum in America devoted to one ethnic group.

World's strongest whirlpool.

Copenhagen's celebrated theme park and gardens.

A black cat protests the City Guild in Riga's Old Town.

3,000 market stands in five former Zeppelin hangars.

Across the Pacific in a raft, a museum dedicated to Thor Heyerdahl's now legendary expedition.

Housing the famous Norwegian ice-defying 19th century polar exploration ship.

Home to three historic ships from the age of Vikings.

Enormous statue of the Emperor of the Mongols.

Kenyan restaurant is a carnivore's paradise, serving exotic meats at its ultimate 'Beast of a Feast.'

Replica of mosque destroyed by Russia in the 16th century.

This nostalgic Russian museum is full of USSR cultural artifacts from the 1970s and 80s.

Flamboyant architecture from the turn of 20th century.

Norway's oldest cathedral still in use.

Former headquarters of the KGB.

Moscow's most popular cemetery includes the graves of numerous cosmonauts.