This cavern was used as a hidden hospital and safe house during the Vietnam War.

It's believed a castle existed at this site since the 12th century.

This former Masonic lodge has been transformed into part museum, part bar, all awesome.

Potato-peeling mannequins, Inca art, and a dangling tuber mobile help trace the history of fries at this Belgian museum.

This hidden gem reveals the history of Britain's first police force.

Once used to calculate the various levels around the country.

In a sleepy village in Oxfordshire, the visionary English writer's gravesite attracts a yearly pilgrimage.

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

Inside this McDonald's you can dine on your Big Mac and fries next to a 2,500-year-old Roman wall.

This delightful little museum is dedicated to only one thing: pasta.

This waterfall is one of the most spectacular natural features in the Scottish Lowlands.

This eclectic sanctuary is a hodgepodge of various architectural styles, all crammed into one building.

This mountain is one of the largest in Scotland but is better known for its hollow insides.

Journey through this open museum where even employees remain true to period.

This Gothic Revival castle used as a shooting location for "The Secret Garden" and other films.

A folly built to satisfy a gentleman's bet that he could drive his horses through the eye of a needle.

A stretch of land where the sour-sweet vegetable is cloaked in darkness and grows so fast you can hear it crack, squeak, and pop.

A brick foundation and piles of listing building materials are all that remains of this World War II POW camp.

When methane gas started seeping up from the ground, they picked up and moved the entire town.

Inspired by a dream, a hermit carved out a home in this sandstone bank to live a life of contemplation and prayer.

The site of the most dived wreck in the UK.

The remains of a grand castle that may have inspired Bram Stoker's Dracula.

A glacial pothole was once a hideout for a notorious Scottish outlaw.

Made from local Irish moss, this pie is served only in Prince Edward Island's potato museum.