A open air theatre built on a cliff by an eccentric British woman.

Two women with a flair for both adventure and artful clutter created this singular round home.

At just 25 inches at its narrowest point, it's one of the tightest streets in the world.

This bridge is the first to be made entirely from iron, but designed like it was still made of wood.

Follow the original medieval paths that wind through this intriguing section of the city.

The tallest freestanding structure in the United Kingdom.

Once a farm where patients tilled the soil, this asylum lost its workforce when overmedicating became common practice.

Harry Potter once visited this massive limestone cliff, which was carved by an ancient glacial river.

The largest cave chamber in Britain—big enough to fit a whole cathedral inside.

The medieval-looking hammer beam teak roof may be a Victorian vanity, but it's still absolutely magnificent.

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

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

Giant relaxing Buddha in Malaysia.

This Cambodian riverbed is covered in ancient Hindu carvings both above and below the waters.

This collection of reclaimed landmines acts as both an exhibition of their deadly history and as a shelter for children affected by them.

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

A 19th-century Gothic, castle-like statehouse by the Mississippi River.

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

Must form and function forever remain at odds? Not if the Florida Department of Transportation has its way.

A curious little museum dedicated to the furry feline in the cat haven that is Old Town Kotor.

Bridge that died in war and was resurected.

Monumental sculptures guard many of the graves, transforming this necropolis into an open-air fine art museum.

The red crab exhibits one of the most spectacular migrations on earth, despite manmade obstacles.

The now-overgrown beach resort was once frequented by Yugoslav military elite.