Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

A lightship turned museum, outfitted with artifacts from the vessel's past as part of the U.S. Lighthouse Service.

The land is home to swimming ponies and a legendary 18th-century treasure.

The stone marker that Mason and Dixon placed at the eastern end of the famous north-south border they surveyed.

This 1830s store is believed to be the site of Harriet Tubman's first stand.

The grounds of former plantations where abolitionist Harriet Tubman spent her youth enslaved are now a museum to her incredible life.

The elevator hidden in a smokestack on Roosevelt's yacht now serves as a monument to the former president.

This statue of two men in a rowboat was erected to honor those who died while fishing in the Chesapeake Bay.

This large stone residence served as a field hospital during the Battle of Gettysburg between stints as a tavern.

Intricate, eye-catching, award-winning rubber sculptures liven up this Pennsylvania town.

Sip a cappuccino in the historic cafe that introduced them to the United States.

This 25-foot-tall gorilla made his way from the Wildwood boardwalk to a Pine Barrens gas station and deli.

In the woods of New Jersey lie the ruins of a munitions village abandoned after World War I and the remnants of a 1920s wooden racetrack.

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

Huge masonic hall in Philadelphia with lavishly themed rooms.

This beloved marketplace mascot poops money and grants good luck.

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

Wander the sprawling living museum on the site of one of a 16th-century community.

Archaeologists believe this panel of petroglyphs depicting descending sheep and other figures in Glen Canyon are 3,000 to 6,000 years old.

The world's northernmost botanic garden has 25 collections of plants from arctic and alpine regions.

Liechtenstein's royal family calls this medieval alpine castle home.

These 4,444 wooden steps straight up a mountain were built to serve a hydroelectric power station but these days, they're mostly used by hikers.

In 1977, an eccentric book lover formed a micronation for book lovers.

This inn of the court provides a fascinating window into London’s legal and architectural history.