Mysteries at the Monument

Don visits a 27-acre island, a legendary fortress and more.

Don investigates a flamboyant con man, a Revolutionary War hero and more.

Don examines a mysterious psychic, a music prodigy and a ghastly scheme.

Don investigates a stunning muse, a bizarre abduction and a fiery food.

Don investigates the first circus elephant, a ghostly conviction and more.

Don examines a famous train station, a wooden statue and a haunted prison.

Don investigates a deal with the devil, a massive case of fraud and more.

Don examines a disease, an out-of-this-world event and a strange plot.

Don investigates a strange pyramid, a love story and a notorious island.

Don examines a bitter rivalry, an unsolved murder and a tragic accident.

Don investigates a vampire in New England, a con man and a serial killer.

Don investigates a war hero, an iconic bridge and a bizarre substance.