The prototype for all Nazi concentration camps.

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

A striking 12th-century-style castle built on the edge of a cliff.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

The fairy tale castle of the "fairy-tale king."

This modern castle sat empty for decades before a fire inspired its builders to complete its luxury halls.

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

Bronze sculpture celebrating the relationship between Churchill and Roosevelt.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

A copy of the Statue of Liberty greets visitors to the birthplace of Auguste Bartholdi.

Founded in 670, this ancient mosque is an architectural time portal.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

Monument to a suicide protesting the Soviet invasion.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

This road earned its macabre nickname after hundreds of Iraqi troops died along it in 1991.

This former monument to an invented Iraqi victory was turned into a military camp during the subsequent invasion.

This Danish castle is supposedly haunted by a woman too independent to not be a witch.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.

Nordic giants resurrected from the sea and restored to their former greatness.

Four alabaster giants contemplate the tides on the shore of Denmark.

An enormous playhouse designed to look like 21 stacked Lego bricks, with another 25 million colorful Legos inside.