Quite possibly the last cross all humans will ever see.

Toxic waste disaster that founded the Superfund program.

Baltimore's classic clock tower was once topped by a rotating, 20-ton medicine bottle.

Fascinating museum dedicated to the under-appreciated medical history of urology features some wince-inducing devices.

The morbid items in this small and hidden museum are not for the weak stomached.

"There's nothing there," and other lies the KGB told us.

America's first nuclear-powered merchant ship is now a time warp to the atomic age.

A small 19th-century graveyard tucked away in the middle of a suburban neighborhood.

The childhood home of the Sultan of Swat is just a line drive away from Oriole Park at Camden Yards.

Wedged between two sets of row houses is an awkwardly located family graveyard.

The design of this historic domed church was influenced by Thomas Jefferson and intended as a statement of religious freedom.

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

Ship skeletons haunt Baltimore's waterways.

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

A faded sign from the 1920s remembers Baltimore's resistance toward banning alcohol.

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

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

A hidden alley in urban Baltimore is a haven for graffiti artists.

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.

The birth home of one of cinema's legendary actresses.

A 19th-century smallpox cemetery is being reclaimed by scrub forest and sand dunes.

The ancient past meets the retro-future at these dinosaur tracks that are protected by a geodesic dome.