In the collection of the Chicago Maritime Museum is a life jacket from the SS Eastland. In 1915, the steamship suddenly capsizes in the Chicago River, killing hundreds. But during the catastrophe, the Eastland is still tied to the dock. What causes this deadly disaster?

Four stone slabs carved with cryptic symbols are on display at the Superstition Mountain Museum in Apache Junction, AZ. Some believe the markings are actually a map that leads to a legendary gold mine in the rugged mountains of Arizona. Are these stones really a treasure map?

An old axe, in the collection of New Hampshire's Portsmouth Athenaeum, is used in the commission of a brutal double murder on a desolate island. Who wielded this deadly weapon? And why?

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