Once America's tallest structure, now a Baltimore landmark.

Rediscovered after a century, the father of the American Navy was reinterred in something dredged up from Davy Jones' Locker.

The 320-year-old tree that greeted General Lafayette and rerouted an interstate highway.

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

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

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

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

A 200-year-old bar with a cheeky name claims to have served Edgar Allan Poe his final drink.

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

A priceless collection of the Nation's cryptologic history.

Bizarre Cavern.

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

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