This modern antique shop is a museum for 1980's Saturday morning cartoon culture.

A walk through the historic city center, under the streets of Seattle.

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

The only structure left with direct ties to the Salem witchcraft trials of 1692.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

The first marker along the famous boundary.

Long before the Battle of Gettysburg occurred, dinosaurs roamed the area and left their footprints on this bridge.

The meeting of the northwestern corner of Delaware, the northeastern corner of Maryland, and the southern edge of Pennsylvania.

An Olympic hero stripped of his medals is buried in a town he never visited, which took his name after his death.

Beautiful views of the surrounding hills and birds of prey can be found at this sanctuary.

A living maritime paradox still floats in the same lake where it was built and resurrected... or was it?

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

A field of nothing but boulders which resembles a giant's gravel driveway.

This jail which was in service for over a century is now open for curious visitors.

The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

Yo, Adrian!

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

In which a local geological marvel becomes a quaint roadside attraction.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

Mysterious rocks that ring musically when struck.

A toxic ghost town sitting atop a massive coal fire.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

World's first "penitentiary," meant to be humane, drove men insane.