Alabama has a fiberglass Stonehenge. With apologies to Spinal Tap, this one is full-size.

The world-record holder for the longest bridge stretching continuously over water.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

This iron and wood Civil War city-ship was the first vessel to be sunk by an electrically detonated torpedo.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

A museum marks and documents the site of the Titanic's launch.

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

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

The largest stone circle in the world has ended up bringing up more questions than it has answered.

The ruins of a medieval monastery named after a type of tree.

A museum and doll store featuring a surreal and super sanitized version of where babies come from.

Enormous lake at the bottom of a unique cave system.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

One street divides a single town that stands in two U.S. states.