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

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

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

Captain John Smith thought these cliffs were amazing in 1608 but sharks thought so 20 million years before him.

After hundreds of years of settlement, this once-bustling fishing village sunk into the Chesapeake Bay.

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

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

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

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

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

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.