A former major munitions plant that has been converted into a sprawling art space.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

Home to items never before seen by the public.

The oldest continuously operating fish market in the United States.

Outside the Department of Transportation, a collection of artifacts honors the history of how we get around.

A local prank turned town icon.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

Home of the only civilian casualty at the Battle of Gettysburg.

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

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

This grand gothic brewery has been pumping out suds for over a hundred years.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Time travel with sweets across history at this research-based candy store.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

This advertisement for talcum powder was painted on the rock face and has since defied removal.

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

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

Dim sum, served in a grand old theater.