360° views of the city plus five floors of optical illusions and hands-on science.

The modern birthplace of Irish freedom.

A museum that cashes in on its infamous little people while teaching you a thing or two about the Irish fey.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

A trail of "Game of Thrones"-themed doors carved from fallen trees from the iconic Dark Hedges.

These barriers stand as stark reminders of Northern Ireland's troubled past.

Northern Ireland's Brobdingnagian stepping stones.

The atmospheric road was never meant to be so creepy.

Created as a punny statement about genetic engineering this monstrous hybrid statue has become a beloved icon.

Rebuilt remains of a temple to Roman god Mithras.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

A Lovecraftian altar of nightmarish bronze chairs sits ominously on a boardwalk in Puerto Vallarta.

Very likely the only museum in the world that celebrates the glory of the humble banjo.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

A statue honoring 44 continuous years of greeting passing ships.

The "last unrestored grand mansion of Savannah" is now a cramped, mouldering maze of antiques.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

The grave of America's 11th president is not in some grand monument but instead it's hidden away on the grounds of the Tennessee Capital.

This North Carolina museum is keeping the pinball craze alive, with a little Space Invaders on the side.

The gorgeous entrances into the city's underbelly look more like grand halls than subway stops.

A preposterously luxurious hotel with gold-plated iPads, Rolls Royce chauffeurs, and a staff that trains by watching "Downton Abbey."

Giant pagoda houses the car that drove Thích Quảng Đức to his death by self-immolation.

Home of the unusual art of water puppetry, one of Vietnam's oldest curiosities.

A nightmare for the claustrophobic lies hidden in Southeast Asia.