London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

A German artist built a home and garden filled with whimsical art pieces, like a massive, operational volcano.

The world's first motorway was used as a racetrack until the late 1990s.

Tiny memorials honor individual victims of the Holocaust.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

You've probably seen these distinctive orange-tiled columns on the big screen.

When the rain falls, this drain system turns into a musical instrument.

Cages that once displayed the bodies of executed leaders hang from a German church tower.

Buy raw milk from a 24/7 vending machine or pick up tomb candles at this local market.

This monolithic slab of art metal crowns a German slag heap.

This German fountain of a legendary apple wine-loving drink thief will spit on you.

Carved fountains poignantly placed in parks and in front of special monuments.

Fantastic views and thousands of love locks.

A rare chance to ride one of the few continuous elevators still in operation.

Somber memorial to the May 10, 1933, book-burning which took place on this spot.

A castle from the Holy Roman Empire that hosts traveling youth... in its stables.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

This sculpture pays homage to the street sweepers of Madrid since its inauguration in 2001 in Plaza Jacinto Benavente.

This abandoned mansion has a window for every day of the year, and is a temple for ghost hunters.

This surreal-looking tree pruned more than 1,000 years ago is still producing olives for oil.

Rare karst landscape eroded from a flat seabed.

This unique rock formation is quite the local celebrity, although one day it may come crashing down.