This rare triple-jurisdiction drawbridge passes through Virginia, Maryland, and Washington, D.C.

America's first federal monument.

Once forgotten and built over, this historic Black cemetery now houses a poignant memorial.

This grave marks the passing of a historic Jane Doe whose identity remains a mystery to this day.

This colonial tavern played host to George Washington, Thomas Jefferson, and other famous early Americans.

A former major munitions plant that has been converted into a sprawling art space.

This brick-lined pedestrian walkway was once a railway tunnel used during the Civil War.

A massive, majestic mammal watches over pedestrians from his perch atop a former B.P.O.E. lodge.

A 19th century grave house with a unique message formed by the stone supports to the railing around the walls.

On this stunning Scottish island, you can walk in the footsteps of dinosaurs.

Ancient cliffs resembling a kilt on Scotland’s second-largest island emit an entrancing sound.

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

These fantastically named natural pools look like something out of a Scottish myth.

One man spent 10 years building a spectacular section of road because no one else would.

A Scottish manor with a history of mysterious fires, magic, and eccentric tales

A six-ton wedding present for the King of the Scots.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

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

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

The taxidermy remains of the first mammal ever cloned from an adult cell are on display in Edinburgh.

This early version of the guillotine was used to execute the man responsible for its construction.

The building where Mary, Queen of Scots was said to have bathed in white wine.

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

Overlooking the burial ground is a tower designed to prevent thieves from snatching the recently deceased.