There is a former riverboat casino that is abandoned and still floating on the Illinois/Iowa border nearly adrift in the Mississippi River near Burlington.
You're not likely to see a home like this anywhere. It's a stone mansion abandoned in the woods that looks like it was inspired by the Flintstones cartoon.
Located in Tyringham, Massachusetts, Ashintully Gardens is 120 gorgeous acres which contain amazing views and generational history, capped up with the ruins of what was once known as "The Marble Palace".
This coastal military fort near Brunswick, Maine is definitely worth the drive. Not only can you explore the dark hallways and rooms of this abandoned fort, but you're also a short walk from the beach.