A statue in the heart of Edinburgh honors a bear that served in the Polish military during World War II.

A sweet symbol marks the place where torturous executions were once carried out.

The fountain marks the area where hundreds of accused witches were burned at the stake.

A series of playful yellow penguins share a serious message about the environment.

The little-known second castle that William the Conqueror built in York.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

This local emblem is the oldest and largest dragon tree in the Canary Islands.

One man's remarkable private collection of art from around the world.

Two cannon-like cranes were installed on top of the bank building to fend off bad feng shui.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

Some call this eerie forest of crooked trees the "Bermuda Triangle of Romania."

This demon atop the Notre-Dame de Paris looks utterly bored.

The pile of books behind the dignified writer gave the statue a most undignified nickname.

This amazing 15th-century mural remained hidden in plain sight for centuries.

A lush indoor jungle fills this bustling Madrid transportation hub.

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

This influential Renaissance-era library was once the haunt of kings and monks.

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

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

This easily overlooked memorial immortalizes the scars from the 1956 Hungarian Revolution.

An impressive armored bronze effigy marks the tomb of one of the medieval era's greatest warriors.

This spectacular mosque houses the second-largest chandelier in the world.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.