A random tree outside a Budapest hotel has become a DIY shrine to the late singer.

This statue of a falling man commemorates a teenage martyr of the Hungarian Revolution.

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

Museum dedicated to the terror regimes of Hungary.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

Once the home of a hermetic monk, this cave now houses a small church.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

A replica of the steam engine that hauled Queen Victoria's Royal Train is on display at Windsor.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

19th-century scientists would make the pilgrimage here to verify the precision of their measuring sticks.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

The behemoth beasts engaged in an epic battle is the second-tallest statue in the contiguous United States.

When you can't get to the Pacific, just go to Florida.

The enchanting archway is the only surviving portal into Dublin's lost medieval wall.

One of the oldest of its kind.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

A daily replay of the experiment that proved the rotation of the Earth.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

This memorial to World War II's fallen airmen shows us the movements of the stars that once guided them.

England's largest white horse isn't even white.

At just 51 feet and 10 inches long, it's the shortest street in England.