a pristine white sand beach with crystal clear turquoise water laps at the shore, a small island

beach sand water clear turquoise island tropical shore green mountain sky clouds summer vacation travel paradise nature ocean coast landscape seascape relaxation tranquility beautiful scenic idyllic calm serenity sun sunbathing swimming diving snorkeling boating sailing kayaking fishing wildlife flora fauna exotic adventure escape getaway dream fantasy pristine white crystal laps small lush greenery background range distance