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

This methodist cemetery is slowly receding into the wilderness along a Maryland highway.

This scenic Maryland park was the site of one of the worst prison camps of the Civil War.

In the bowels of a 19th-century brewery lurks a fine-dining restaurant offering an array of themed feasts.

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

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

Once part of a dam servicing an early 19th century grist mill, the tucked-way falls are a tricky-to-find urban oasis.

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

At this former Prohibition speakeasy, electric birds signaled the arrival of hooch.

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

This simple convenience store sits on the location where the Ouija board was named—and has a plaque to prove it.

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

A lovely aquatic park built by a one-armed Civil War veteran who made a fortune from lotuses.

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

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

A haunting tribute to pioneering photographer Clover Adams.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

Go take a picture with the inventor of the daguerreotype photographic process.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

This seemingly out-of-place gas station by the Watergate hotel was once described as the most expensive gas station in the world.

There's a 12-foot-tall replica of the Washington Monument hidden under a manhole nearby.

A historic neighborhood church is reborn as a psychedelic arts collective.

A secret greenspace hides atop a Capitol parking garage.