Enormous lake at the bottom of a unique cave system.

All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

A bizarre roadside attraction and the first instance of miniature golf in the world.

This high point in the Great Smoky Mountains is said to be home to the chief of all bears.

In one of America’s oldest mountain ranges, a long-awaited section of a scenic highway is now open to the public.

The Scottish Reformation leader's grave was paved over and is now a parking lot.

An indoor miniature village and labor of love for Laurence Geiringer, a model railroad enthusiast.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

This historic iron-working village is now a ghost town so immaculate that it looks as though it was recently built.

Step inside Lucy, the world's largest "elephant."

Rising out of a clearing in New Jersey's Pine Barrens is an Aztec-inspired monument to the "Lindbergh of Mexico."

The highest peak in the United Kingdom has a history of physics, specters, and a pilgrimage of strange objects.

The most loyal of little dogs, or a Victorian era publicity stunt?

Largest lake in Great Britain measured by surface area.

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

The heads of two giant mythological water horses honor Scotland's horselord past.

A mysterious monument where a woman who records say never existed was burnt alive for being a witch.

An impromptu shrine appeared shortly after beloved "Torchwood" character Ianto Jones was killed off the show.