1116-52202 - Travellers explore New Zealand's famous Franz Josef Glacier. Blue Ice, deep crevasses, caves and tunnels mark the ever changing ice; West Coast, New Zealand
832-390538 - Blue tit (Cyanistes caeruleus) looking out of the entrance hole of the breeding cavity, Moenchbruch nature reserve, Moerfelden, Hesse, Germany, Europe
1116-48272 - Scuba divers in the Great Blue Hole dive site on the Belize Barrier Reef. This site was made famous by Jacques Cousteau, who declared it one of the top five scuba diving sites in the world, Belize
1116-48273 - Scuba divers in the Great Blue Hole dive site on the Belize Barrier Reef. This site was made famous by Jacques Cousteau, who declared it one of the top five scuba diving sites in the world, Belize
1116-44688 - The Walls Of Dubrovnik Surround The Old City Of Dubrovnik And Provide Stunning Scenery And Vantage Points Around The City, Dubrovnik, Croatia
1311-24 - Strangely shaped granite rocks along a trail in Constellation Park called Hole in the Wall, Prescott, Arizona, United States of America, North America
911-9941 - An iceberg melting in Suspiros Bay off Joinville Island just off the Antarctic Peninsular. The peninsular is one of the fastest warming places on the planet.
1067-20 - Snorkelers on the surface of a blue hole. Virgin Blue Hole dive site, Palau, Micronesia, Pacific Ocean. More info: Blue holes such as this are submerged limestone sink holes.
799-1245 - Incredible geology at Stair Hole near to Lulworth Cove on the Jurassic Coast, UNESCO World Heritage Site, Dorset, England, United Kingdom, Europe