Don Wildman examines a failed invention that helped create a multi-billion dollar industry, the bell of a ship whose crew vanished at sea, and a footprint of a lizard-like creature that roams the swamps of South Carolina.

Don Wildman examines a weapon involved in a twisted plot to assassinate a US president, a beast that some believed terrorized people in Wisconsin, and a file that speaks of a notorious woman whose illness brought fear to New York City.