Dogs, cats, horses, monkeys, frogs, and fish are laid to rest at the second-oldest pet cemetery in the U.S.

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

An out-of-place Air Force radar dome is all that denotes this park as a former missile launch site.

An abandoned stretch of highway, deteriorating next to the operational one.

Despite violent work crews and massive delays this abandoned canal tunnel was built to last into the modern day.

A giant time capsule not scheduled to be cored until 2040.

A labor of love built by local hang-gliding enthusiasts, this ideal launch spot was outlawed by the authorities and has since been largely abandoned.

Built by the patriotic residents of Boonsboro in a single day.

Bizarre Cavern.

This Maryland farm is known for its amazing corn mazes and its 30-foot junkbots.

A cave on the Maryland border where civilians took refuge during the bloodiest battle of the Civil War.

An almost life-sized elephant named Ms. Ellie greets visitors at this jumbo-themed museum.

This general store is more than a century old and home to various oddities and antiques.

A star fort along the C&O Canal in western Maryland that protected America in three wars.

This recreation of a 19th-century dime museum is full of oddities.

Easter in Westminster may be the only time and place to behold Edgar Allen Poe made entirely of Marshmallow Peeps.

Berkeley Hot Springs presents to you "the only outdoor monument to presidential bathing."