× Expand Photo via Wisconsin Historical Society Diver at the Thomas H. Smith Shipwreck - Wisconsin Historical Society A diver examines the Thomas H. Smith Shipwreck in Lake Michigan off the coast Racine, Wisconsin. They called her the Thomas H. Smith — a workboat with a stubborn streak and a knack for getting things done. Thomas H. Smith, the man, was a successful Wisconsin lumber baron. 90 Feet DownExpand Photo via Wisconsin Historical Society/National Register of Historic Places Thomas H. Smith Shipwreck - Wisconsin Historical Society The Thomas H. Smith Shipwreck (Steambarge) off the coast of Racine, Wisconsin, documented for the National Register of Historic Places. For divers allowed to swim through a lakefront legend, contributing to the discovery of the Thomas H. Smith steam barge was the journey few ever get to take.