This spot was chosen for its powdery white sand, gentle slope, and shallow, calm waters.Credit: Robbie CaponettoThe Southern coast is lined with beautiful beaches, but not all get international recognition. One very special beach in Florida was just recognized as the best beach in the U.S. for the second year in a row.Siesta Beach on Siesta Key earned this accolade from World's 50 Best Beaches. The organization chose Siesta Beach as the best in …