The tomb was guarded by soldiers from both sides of the war, and some left their initials carved in the brick.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

The statue of the famous elephant who was the original source of the word "jumbo".

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

This shallow cave got its name from copious amount of human bones found inside.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

The park is home to the United States's only still-operating Dutch windmill.