A castle built by an eccentric medieval enthusiast in suburban Ohio.

Rare recess caves fill this unbelievably beautiful Ohio park.

The only remaining Cold War–era Minuteman II missile control center in Missouri.

The obelisk meant to mark the founding father's grave at Monticello is actually on the University of Missouri campus.

Undone by Prohibition, this abandoned brewery-turned-flour mill is now ready for its third act.

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.