Once the fallout shelter of a dictator, this sprawling bunker is now a combined history museum and contemporary art gallery.

What happens when you cross a mayor and a painter?

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

A tiny church on a man-made island in the Adriatic.

Former military fort and site of untold horrors during WWII, this island may become the Adriatic's next luxury resort.

Hamburgers are intensely proud of their tunnel beneath the river.

This dockworkers' lunch joint has been left leaning by a century of storm floods.

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

This contentious squat has stood through fire, violence, and government intervention as a hotbed of leftist protest.

Built in 1911, the Tees Transporter Bridge is one of only six transporter bridges still in operation.

The only pub in the world surrounded by an ancient stone circle.

The largest stone circle in the world has ended up bringing up more questions than it has answered.

Europe's largest prehistoric mound – burial site of a legendary king?

It's possible to walk inside one of the largest Neolithic tombs in Britain.

This massive chalk hill carving is one of England's most beloved giant horse geoglyphs.

Famously misunderstood wonder of the ancient world

Ancient human remains unearthed around the iconic monument.

Overlooking the spot where the Pilgrims boarded the Mayflower stands Devon's answer to the Colossus of Rhodes.

Mariners once used this prehistoric landfill as a navigational landmark.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

Though illegal, city officials have made an exception for this work of art.

A trek through the solar system here on earth.

The world's largest occupied bat houses hold hundreds of thousands of flying mammals.

It may look like no more than a full-scale model, but every part of this full Space Shuttle stack had a working role in aviation history.