: This new book captures the character of this bay city through the telling of significant events, from the Spanish clash with indigenous peoples to the creation of the downtown waterfront parks and grand hotels. Local historian Will Michaels will present a chronicle of St. Petersburg's rich history, including the world's first airline and major league baseball introduction into the area. 2 to 3 p.m. Free; advance registration required. Weedon Island Preserve, 1800 Weedon Drive NE, St. Petersburg. (727) 453-6500; www.weedonislandpreserve.org.