One of the last realized projects of an influential, self-taught, French Modernist architect Jacques Couëlle.

Descend into the tunnels to experience the life of a coal miner.

Sculpture designed by Turkish artist and professor Mehmet Ali Uysal.

This historical Netherlands fortress still bears the marks of its single siege.

Twice a day this ancient path disappears with the tides, leaving the Holy Island of Lindisfarne out to sea.

This small town in the Netherlands has no roads but instead, miles of canals and over 100 bridges.

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

This stately council chamber hasn't changed since 1545.

The remains of the wrecked steam trawler can be found on the beach at low tide.

This disused VLF radio station is no longer in service but the surrounding town still bears its name.

Inspired by "The Starry Night" this Dutch bike path turns into a glowing work of art each night.

Drive past the giant fruit sculptures and up to the window for a menu of fruity treats.

This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

The sign at the garden gate reads: "These Plants Can Kill."

This enormous secondhand bookstore inside a Victorian train station sparked the "Keep Calm and Carry On" craze.

A UFO-shaped event building originally intended to be a science museum showcasing the future.

World's largest working waterwheel has been around for over 150 years.

Ancient man-made caves underneath small town Belgium.

This enchanting Victorian estate was home to the world's first hydroelectric power generator.

The 20-mile causeway that separates the Netherlands from the sea.

Britain's oldest and biggest hole in the ground.

This antique prison is a tourist attraction with a sordid past.

The ruins of an 11th-century Norman castle with a rare, perfectly circular shape.

Sometimes an island, sometimes a rocky outcropping connected to the world by a tiny suspension bridge.