Known as a great place to see manatees, which numbered 485 as of 2018, Blue Spring State Park in Volusia County is a gem along the St. Johns River that also attracts a variety of wading birds, ospreys, eagles and kingfishers. Visitors can hike along the spring run or on the 4.5-mile Pine Island Trail. The park offers canoe and kayak rentals as well as guided river boat cruises and Segway tours. The most popular activity is swimming, and the concession shop rents goggles, snorkels, inner tubes and lockers. The park also has 51 campsites equipped with water and electricity hook-ups, a picnic table, a grill and two bathhouses.