Hidden for 165 years inside a building designed by Thomas Jefferson are the remains of what may be America's first educational chemistry lab.

Located at the former Lorton Prison the Lucy Burns Museum tells the story of the 91 year history of the prison including the dark chapter of its involvement in the women's suffrage movement.

This museum sits on the site of a decommissioned military communications base.

A genuine Tudor manor transported piece by piece from England.

A "hospital" where people went to be quarantined, die, and be buried in the yard.

Under a playground is a little-known sealed train tunnel that likely contains the bodies of workers trapped by cave-ins.

This beautiful vintage movie palace has seen little change in form or function since the 1920s.

The semi-reclaimed ruins of this canal were once part of an ambitious plan to reroute the mighty potomac.

A quintet of history museums make this Virginia graveyard as much a resting place for funereal history as it is for people.

Take an otherworldly journey in a school dedicated to out-of-body experiences.

One of the last active volcanoes on the Eastern seaboard.

America's first public mental health facility.

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

The ruins of this Thomas-Jefferson-designed mansion have been left to crumble since the Christmas Day they burnt down.

Bubbling up from deep underground is the warm crystal clear water that fills the Warm Springs Pools, America's oldest spa.

A home built with marble tombstones from the graves of 2,200 Union soldiers buried in a Virginia cemetery.

The final resting place of two (or three) presidents, one vampire, and 18,000 Confederate soldiers.

A small Richmond island dotted with the remnants of hundreds of years of history.

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

This once-palatial plantation may have been the site where a draft of the Declaration of Independence was written.

A secretive collection featuring objects that were designed specifically for U.S. intelligence operations.

This 29-ton granite ball spins around at the slightest touch thanks to a scientific phenomenon.

Paranormal investigators claim this abandoned asylum is the most haunted spot in the eastern U.S.

Outsider art meets paleontology at this roadside reptile repository.