Two dozen pinball games hidden away inside a most unlikely location.

An abandoned church gets a second life as a massive beer hall and event space.

This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

Fiji mermaids, mummified remains, and recreated cryptids are among the morbid oddities at this Maryland museum.

This free, take-a-book shop seems like a trick but isn't.

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.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

The shelves in the back of this thrift store are devoted to saving, not selling, retro tech.

An overgrown garden stands as a grim marker of an unrealized dream.

A former mental hospital founded in the 1930s by a eugenicist who advocated for the forced sterilization of patients.

A sculpture made from recycled materials and hand-blown glass dedicated to transportation and transformation.

An oft-overlooked, magically musical monolith that stands majestically between Arlington Cemetery and the Iwo Jima Memorial.

An abandoned textile mill that is now home to art and concerts.

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

This homestead was occupied by Union soldiers, who believed the owners were signaling Confederate forces.

Get up close and personal at this Fresnel Lens.

A throwback to 1980's gaming nostalgia.

A glimpse into the sacrifices of military members during World War II.

Where pardoned turkeys once spent their all-too-brief final days.

Metal dinosaurs lurk in a sculpture garden on the outskirts of a popular resort town.

Dine like an American revolutionary at Colonial Williamsburg.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.