860-292443 - Tek rebreather diver at a depth of 70 meters with a DPV specially equipped with 60,000 lumen lighting and 12 Gopro to carry out a 3D survey of a karstic cave submerged for over 14,000 years, Passe Bateau Sud, Mayotte Lagoon
1350-6282 - A split shot of diver taken from Capodacqua lake, in Abruzzo (Italy). Half dome is in the water depicting the submerged ruins of the middle-age mills, the other half is above water surface, showing the ancient paint factory located on the shore of the lake and, further away, the scenery of the mountains of the Tirino Valley.
1174-10801 - A hippo, Hippopotamus amphibius, yawns while in the water, teeth visible, Londolozi Wildlife Reserve, Sabi Sands, Greater Kruger National Park, South Africa
1174-10794 - A hippo, Hippopotamus amphibius, blows air though its nose while in a waterhole, Londolozi Wildlife Reserve, Sabi Sands, Greater Kruger National Park, South Africa
1116-51725 - Pond Slider turtle (Trachemys scripta) sunning on a submerged log and showing its reflection in a pond at the Riparian Preserve at Water Ranch; Gilbert, Arizona, United States of America
1116-50331 - A Bengal tigress (Panthera tigris tigris) lies up to her neck in the dark shadows of a water hole. Her name is Maya 'The Enchantress', and she has orange and black stripes with white patches on her head; India
1116-50379 - A backlit male hippopotamus (Hippopotamus amphibius) stands half-submerged in water, staring menacingly towards the camera. His skin is pink and grey, and one ear is folded back. Grumeti Serengeti Tented Camp, Serengeti National Park; Tanzania
1311-323 - Rocky shore of Watson Lake which has lost much water due to the drought, the gray rock was originally submerged, Arizona, United States of America, North America
1174-9234 - A hippo, Hippopotamus amphibius, raises its head above the water and closes its eyes in the sun, Londolozi Wildlife Reserve, Greater Kruger National Park, South Africa
1174-9233 - A pod of hippos, Hippopotamus amphibius, rest in a water hole, one yawning, Londolozi Wildlife Reserve, Greater Kruger National Park, South Africa
1174-9037 - A buffalo, Syncerus caffer, lies down in water, tongue sticking out, looking out of frame, Sabi Sands, Greater Kruger National Park, South Africa
1174-8758 - Mature man and girl, father and young teenage daughter in the water at the Devils Pool, on the cliff top overlooking Victoria Falls, Zambia
1174-8153 - A hippo, Hippopotamus amphibius, raises its head out of the water and opens its mouth, splashing, Londolozi Game Reserve, Sabi Sands, South Africa
1219-286 - Water taxis moored beside a submerged walkway on the shores of St. Mark's Basin after the highest tide in Venice since 1966, Venice, UNESCO World Heritage Site, Veneto, Italy, Europe