White sand tropical beach covered in Sargassum as brown ocean waves crash onto the shoreline in Tulum Mexico, aerial top down

white sand sargassum shoreline aerial beachfront landscape environment water seascape beach coastline climate coast waterfront hotel zone scenery brown ocean crash waves resorts algae tourism sargasso ecosystem travel biodiversity sea top down hotels summer accommodation paradise marine life quintana roo nature yucatan mexico tulum riviera ocean empty holiday vacation day sargazo sunny tropical plant mexican