A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

This abandoned amusement park was built on a site with a dark history.

Bizarre Cavern.

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

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

The development and impact of electronic media showcased in a picturesque farmhouse in Maryland.

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

Eighteen miniature death-scene dioramas.

The remnants of a wooden-hulled fleet built and abandoned in WWI, now home to a thriving ecosystem.

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

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

A benevolent, 16-foot-tall river dragon lives on a suburban lawn.

The longest escalator in the Western Hemisphere takes over three minutes to ride down.

Electronic inventions that resulted in products and systems we use every day are on display in this labor-of-love museum.

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

An intricately designed junk art house with four extravagant junk art cars hidden in the suburbs.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

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

Ship skeletons haunt Baltimore's waterways.

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

A lawn full of retired spacecraft on display at one of NASA's first research labs.

A remote horde of architectural treasures fit for Indiana Jones.

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

Live data is transmitted from the Atlantic coast to instantly recreate the ocean waves in this fountain at the NOAA headquarters.