The Forest Service's surprisingly sophisticated collection of wildfire prevention art features America's most beloved bear.

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

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

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

This abandoned Victorian-style house was built in 1884.

Brain collection and database that narrows the gap between man and animal.

A pre-Industrial Age iron furnace and the site of a nearly-forgotten piece of Black history.

George Washington's dentures and Queen Victoria's dental instruments are in the nation’s official museum of the dental profession.

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

A Civil War Museum with some notable medical antiques.

A haunting exhibit in a wildlife refuge center highlights threatened species and the conservation efforts needed to save them.

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

This dig site outside D.C. is known for its exceptionally high density of baby dinosaur fossils and dinosaur eggs.

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

The ruins of this long-abandoned unsuccessful gold mine can still be found.

A girls' boarding school inspired by the Chicago World's Fair, once abandoned, now restored to strange and scenic glory.

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

This English-inspired Maryland garden is home to acres of opulent plant life including bushes shaped into an entire fox hunt.

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

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

A priceless collection of the Nation's cryptologic history.

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

Bizarre Cavern.

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