ORLANDO, Fla. — Booming waves crash one over another while pelicans fly overhead and shorebirds forage in the sand, comprising the kind of idyllic sunny beachside scene Florida is known for. Except this time, there aren’t people or high-rise condos for miles around. This was the view during a 13-mile hike on Klondike Beach, the sandy stretch of Canaveral National Seashore that lies between ...