Hot-Spring Hopping in Central Florida averages winter highs of 73, has more than 240 days of sunshine a year 700 freshwater springs. Each crystal-clear springs maintains a year-round temp of 72. Blue Springs State Park ($6), 40 min. from Orlando, is a winter fave among scuba divers, snorkelers, manatees as well as hikers, kayakers, riverboaters. Stay: Orlando’s posh Waldorf Astoria (from $199) shares pool access with the neighboring Hilton, so kids can use its lazy river and waterslides.