Aerial riser reveals beachgoers swimming in clear water of Klein River lagoon

aerial riser beachgoers swim clear water klein river lagoon estuary voelklip grotto hermanus mountains beach south africa river mouth overberg cape whale coast overstrand breach ocean sandbar klein river estuary sand bar klein river lagoon waves breaching scenic drone outdoors western cape nature travel coastline coastal coast brackish water tide sea seascape surf tranquil atlantic saltwater birdseye birds eye sand idyllic grotto beach blue sky