Chicago’s most famous hotel of the day: Where Frank Sinatra, Charlie Chaplin, Marilyn Monroe & many others were once guests

Franklin Hotel, Ohio: Where figures like Amelia Earhart & Eliot Ness stayed

Fort Warren & the fair treatment of the imprisoned Confederate soldiers

Marquis de Sade pleasure castle: He spent some time at Château de Lacoste following one of his numerous sexual scandals

Ponce de Leon Hotel’s electricity was installed by Thomas Edison himself

Fort Phantom Hill – Indian ghosts and spooks

Folsom Powerhouse: A pioneering power station in the United States

Fort Stark in New Castle in active use from 1746 until WWII