Beneath Michigan's waters are remnants of a bygone era. Lost ships whose stories are as intriguing as anything you'll discover in an inland museum. Scattered at the bottom of Michigan's lakes, shipwrecks harbor tales of adventures and misfortunes. Discover their stories as you dive and snorkel Michigan's freshwater national marine sanctuaries and underwater preserves, including Thunder Bay National Marine Sanctuary and the Keweenaw Underwater Preserve. Are you ready to dive into Pure Michigan?