Journey through a collection of over 35,000 Halloween items from all generations.

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

This historic, one-acre island is the only legal place to camp in the city of Richmond.

Inspired by a foil-wrapped potato, (seriously) the Markel Building has been deemed one of the 10 ugliest buildings in the world.

This sprawling museum holds one man's giant collection of real tanks.

This historic mansion was built as a symbol of love between a husband and wife.

Maryland's first (and last standing) toll house on America's first federal road established the state as the "Gateway to the West."

This one-room cabin where the young colonel slept during the French and Indian War.

Despite violent work crews and massive delays this abandoned canal tunnel was built to last into the modern day.

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

This rural community has attracted both scientists and techno-refugees due to its federally-mandated lack of technology.

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

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

Two insane asylum bodies embalmed by an amateur.

Near-constant high winds deform the trees on Spruce Knob, the highest point in West Virginia.

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

The tallest The Church of Jesus Christ of Latter-day Saints temple in the world soars above the Beltway.

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

This building at the south end of the boardwalk was once home to the U.S. Life-Saving Service and the U.S. Coast Guard before being rescued itself.