A remarkable time capsule of American manufacturing deep in Maryland coal country.

Walk a trail through a historic Quaker town that outlawed slavery in 1777 and was a major waypoint on the Underground Railroad.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

An intricately designed junk art house with four extravagant junk art cars hidden in the suburbs.

An eerie, decaying ghost town destined to fade into the forest.

Bizarre Cavern.

An astounding collection of medical specimens, including bits of President Lincoln.

A museum dedicated to exhibiting remarkable outsider art.

The site where Poe "in great distress, and ... in need of immediate assistance" likely died.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."

Eighteen miniature death-scene dioramas.