The former home of the man whose radical ideas changed the nation.

The only remaining African American schoolhouse in northern Virginia is now a museum dedicated to formerly enslaved people.

Berkeley Hot Springs presents to you "the only outdoor monument to presidential bathing."

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

This extraordinary Depression-era expenditure was modeled after a postcard of a Mediterranean hotel.

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

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

One of the oldest standing structures in Montgomery County, Maryland.

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

This abandoned church languishing for decades is now one man's passion project and subject of paranormal investigators.

The resting place of a Civil War celebrity's amputated limb.

At Brandy Station, Civil War soldiers left their mark on the battlefield and the walls of this small wooden house.

Edgar Allan Poe's old dorm is now a shrine to the author's legacy.

The story behind the mysterious symbol painted in front of the historic university's famous Rotunda.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

You were once able to challenge a chicken to tic-tac-toe at this park, which is now converted into the Aikman Wildlife Adventure.

The park that the Chicago Stockyards built.

The oldest experimental corn field in America is still creating better ways to grow crops.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

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

An enormous warehouse filled with parade floats collected from over 50 years of patriotic celebrations.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

A monument marks the location of the first successful steamboat demonstration.

This advertisement for talcum powder was painted on the rock face and has since defied removal.