The 16th Annual Ghost Ships Festival will be held March 13-14 at the Crowne Plaza Milwaukee Airport Hotel, located off I-94 just south of General Mitchell International Airport, the Crowne Plaza Milwaukee Airport Hotel. The Ghost Ships Festival is Wisconsin’s largest trade show devoted to Great Lakes Maritime History and scuba diving. Exhibits, workshops and presentations cover just about every aspect of Great Lakes maritime history and scuba diving. You can listen to and interact with leading dive industry professionals, extreme explorers, maritime historians and Great Lakes authors. Tickets to the presentations on Friday night and Saturday are $20 until March 12, and $25 if purchased at the door. You can purchase tickets online at ghostships.org. The Exhibit Hall is free and open to the public.