Mysteries at the Museum S06 E05 Outlaw Marshal, 76 Days Adrift, Diamond Hoax

Don Wildman investigates a deadly weapon from the Wild West that played a central role in a duplicitous plot, a device that sustained one man's unbelievable quest for survival on the high seas, and a set of 5 glimmering gemstones linked to a supposed land of riches that hypnotized some of the wealthiest men of their day.