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

Eighteen miniature death-scene dioramas.

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

An isolated island home to one of the oldest English-speaking communities in the region and Maryland's state dessert.

A Civil War Museum with some notable medical antiques.

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

Historic home of America's sweetheart sharpshooter, Annie Oakley.

This 1830s store is believed to be the site of Harriet Tubman's first stand.

The United States' oldest Episcopal church still in active use.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

This suburban house is made of dirt, and almost sparked a revolution in home construction.

A local farm's collection of unusual structures from a now defunct storybook amusement park.

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

An astounding collection of medical specimens, including bits of President Lincoln.

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

This abandoned asylum was once a state of the art facility before devolving into one of the most deadly mental institutions in American history.

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

Behold the rickety wooden glory of the world's oldest operating roller coaster.

This park contains a number of standing stones meant to heal and inspire.

Pennsylvanian mass grave and possibly mass murder.

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

The Home and murder site of the witch of Rehmeyers Hollow.

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

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.