832-381093 - Columbus Monument, column at sunset, Barcelona, Catalonia, Spain, Europe

832-380172 - Whale watching and diving ship Turks & Caicos Explorer II, sunset, Silver Bank, Silver and Navidad Bank Sanctuary, Atlantic Ocean, Dominican Republic, Central America

1116-39553 - A man looks toward Trident Volcano through clouds while ascending the Knife Creek Glaciers in Katmai National Park; Alaska, United States of America

857-92574 - Portrait of Evan Howard, a climber and explorer, wearing a bandana and sporting a thick beard.

1174-3943 - Hallgrimskirkja church, a tall modern church tower and statue of the explorer Leif Erickson, Iceland

857-91956 - An Antarctic explorer finishes his traverse to the South Pole from the faraway coast.

1112-2811 - The Lindblad Expeditions ship National Geographic Explorer in the Gerlache Strait, Antarctica, Polar Regions

1112-2814 - The Lindblad Expeditions ship National Geographic Explorer in English Strait, South Shetland Islands, Antarctica, Polar Regions

1112-2809 - Lindblad Expeditions guests from the National Geographic Explorer hiking at Orne Harbor, Antarctica, Polar Regions

1112-2813 - The Lindblad Expeditions ship National Geographic Explorer in Shorefast Ice, Antarctic Sound, Antarctica, Polar Regions

1112-2810 - Lindblad Expeditions guests from the National Geographic Explorer at Brown Bluff, Weddell Sea, Antarctica, Polar Regions

1112-2812 - The Lindblad Expeditions ship National Geographic Explorer in the Lemaire Channel, Antarctica, Polar Regions

1112-2808 - Lindblad Expeditions guests from the National Geographic Explorer hiking at Orne Harbor, Antarctica, Polar Regions

857-86795 - Cave explorers illuminate a large passage in Hang En, Phong Nha Ke Bang National Park, Vietnam.

857-86794 - A cave explorer stands beside a large stalagmite in Hang Son Doong, Vietnam.

857-86800 - A cave explorer overlooks camp for the night from a high vantage point in Hang En, Phong Nha Ke Bang National Park, Vietnam.

857-86807 - A cave explorer illuminates a large passage looking out towards the second doline in Hang Son Doong, Vietnam.

857-86791 - A cave explorer on a speleothem at the first doline, or skylight, in Hang Son Doong while two other explorers illuminate a large passage leading to the second doline 1.5 kilometers away.

857-86797 - A caver stands in a sunbeam coming through an entrance to Hang En Cave in Phong Nha Ke Bang National Park, Vietnam. This natural phenomenon occurs only in the months of December and January.

857-86798 - A caver stands in a sunbeam coming through an entrance to Hang En Cave in Phong Nha Ke Bang National Park, Vietnam. This natural phenomenon occurs only in the months of December and January.

857-86803 - A cave explorer crosses a fast flowing river in Hang Son Doong, Vietnam

857-86802 - A cave explorer stands on rimstone formations in Hang Son Doong, Vietnam.

1112-2585 - Adult fin whale (Balaenoptera physalus) surfacing off the bow of the National Geographic Explorer, Spitsbergen, Svalbard, Arctic, Norway, Scandinavia, Europe

1174-2559 - People in small inflatible zodiac rib boats passing towering sculpted icebergs on the calm water around small islands of the Antarctic Peninsula, Antarctic Peninsula, Antarctica

1174-2555 - Travellers in bright orange waterproofs observing a group of king penguins and a fur seal on South Georgia Island, South Georgia Island, Falklands Islands

1174-2552 - People in small inflatible zodiac rib boats on the calm water around small islands of the Antarctic. A crabeater seal on the ice, Antarctica

832-372193 - Stem cell research, Max Planck Institute for Molecular Genetics, scientist, laboratory technician cultivating stem-cells, Berlin, Germany

832-372194 - Stem cell research, Max Planck Institute for Molecular Genetics, laboratory technician observing nerve cells through a microscope, Berlin, Germany

832-372195 - Stem cell research, Max Planck Institute for Molecular Genetics, laboratory technician observing nerve cells through a microscope, Berlin, Germany

1112-2113 - Adult humpback whales (Megaptera novaeangliae) surfacing off the bow of the National Geographic Explorer in the Gerlache Strait, Antarctica, Polar Regions

1112-2112 - Adult humpback whales (Megaptera novaeangliae) on its side off the bow of the National Geographic Explorer in the Gerlache Strait, Antarctica, Polar Regions

1112-2115 - Lindblad guests from the National Geographic Explorer on a Zodiac cruise in Cierva Cove, Antarctica, Polar Regions

1112-2114 - Lindblad guests from the National Geographic Explorer on a Zodiac cruise in Cierva Cove, Antarctica, Polar Regions

846-1937 - Patea Explorer cruise boat, Doubtful Sound, Fiordland National Park, UNESCO World Heritage Site, South Island, New Zealand, Pacific

1112-2030 - The Lindblad Expeditions ship National Geographic Explorer wedged into fast ice, Duse Bay, Weddell Sea, Antarctica, Polar Regions

1112-2037 - The Lindblad Expeditions ship National Geographic Explorer on approach to the United States Research Station at Palmer Base, Antarctica, Polar Regions

1112-2032 - The Lindblad Expeditions ship National Geographic Explorer wedged into fast ice, Duse Bay, Weddell Sea, Antarctica, Polar Regions

1112-2031 - The Lindblad Expeditions ship National Geographic Explorer wedged into fast ice, Duse Bay, Weddell Sea, Antarctica, Polar Regions

1112-2036 - The Lindblad Expeditions ship National Geographic Explorer on approach to the United States Research Station at Palmer Base, Antarctica, Polar Regions

1112-2028 - The Lindblad Expeditions ship National Geographic Explorer in the Lemaire Channel, Antarctica, Polar Regions

1112-2029 - The Lindblad Expeditions ship National Geographic Explorer in the Lemaire Channel, Antarctica, Polar Regions

1112-2027 - The Lindblad Expeditions ship National Geographic Explorer wedged into fast ice, Duse Bay, Weddell Sea, Antarctica, Polar Regions

1112-2026 - The Lindblad Expeditions ship National Geographic Explorer wedged into fast ice, Duse Bay, Weddell Sea, Antarctica, Polar Regions

1112-1993 - The Lindblad Expeditions ship National Geographic Explorer in heavy seas in the Drake Passage, Antarctica, Polar Regions

1112-1992 - The Lindblad Expeditions ship National Geographic Explorer in heavy seas in the Drake Passage, Antarctica, Polar Regions

1112-1989 - The Lindblad Expeditions ship National Geographic Explorer wedged into fast ice, Duse Bay, Weddell Sea, Antarctica, Polar Regions

1112-1994 - The Lindblad Expeditions ship National Geographic Explorer in heavy seas in the Drake Passage, Antarctica, Polar Regions

1112-1990 - The Lindblad Expeditions ship National Geographic Explorer wedged into fast ice, Duse Bay, Weddell Sea, Antarctica, Polar Regions

1112-1991 - The Lindblad Expeditions ship National Geographic Explorer wedged into fast ice, Duse Bay, Weddell Sea, Antarctica, Polar Regions

1112-1988 - The Lindblad Expeditions ship National Geographic Explorer wedged into fast ice, Duse Bay, Weddell Sea, Antarctica, Polar Regions

1112-1954 - The Lindblad Expeditions ship National Geographic Explorer at anchor at the abandoned whaling station in Grytviken, South Georgia, UK Overseas Protectorate, Polar Regions

1112-1890 - The National Gepographic Explorer amongst huge icebergs calved from the Ilulissat Glacier, UNESCO World Heritage Site, Ilulissat, Greenland, Polar Regions

1112-1782 - The Lindblad Expeditions ship National Geographic Explorer in Icy Arm, Baffin Island, Nunavut, Canada, North America

1112-1785 - The Lindblad Expeditions ship National Geographic Explorer in Icy Arm, Baffin Island, Nunavut, Canada, North America

1112-1784 - The Lindblad Expeditions ship National Geographic Explorer in Icy Arm, Baffin Island, Nunavut, Canada, North America

1112-1786 - The Lindblad Expeditions ship National Geographic Explorer anchored off Pangnirtung, Nunavut, Canada, North America

1112-1783 - The Lindblad Expeditions ship National Geographic Explorer in Icy Arm, Baffin Island, Nunavut, Canada, North America

1112-1781 - The Lindblad Expeditions ship National Geographic Explorer in Shorefast ice, Maxwell Bay, Devon Island, Nunavut, Canada, North America

1112-1780 - The Lindblad Expeditions ship National Geographic Explorer in Shorefast ice, Maxwell Bay, Devon Island, Nunavut, Canada, North America

832-339547 - Monument, Leifur Eriksson, Reykjavik, Iceland

832-339555 - Halgrims church and Leifur Eriksson monument, Reykjavik, Iceland

832-354033 - Einstein-bust made of Lego bricks

832-355541 - Museum of the famous asia explorer Nikolaj Michailovic Prshevalski, Karakol, Kyrgyzstan

832-355540 - Museum of the famous asia explorer Nikolaj Michailovic Prshevalski, Karakol, Kyrgyzstan

832-355551 - Trail marker of the Lewis and Clark National Historic Trail, Montana, USA

1112-1773 - Guests from the Lindblad Expeditions ship National Geographic Explorer with polar bear (Ursus maritimus), Cumberland Peninsula, Baffin Island, Nunavut, Canada, North America

1112-1776 - Guests from the Lindblad Expeditions ship National Geographic Explorer with polar bear (Ursus maritimus), Cumberland Peninsula, Baffin Island, Nunavut, Canada, North America

1112-1775 - Guests from the Lindblad Expeditions ship National Geographic Explorer with polar bear (Ursus maritimus), Cumberland Peninsula, Baffin Island, Nunavut, Canada, North America

1112-1774 - Guests from the Lindblad Expeditions ship National Geographic Explorer with polar bear (Ursus maritimus), Cumberland Peninsula, Baffin Island, Nunavut, Canada, North America

1112-1699 - Aurora borealis (Northern Lights) dance above the Lindblad Expeditions ship National Geographic Explorer in Hudson Strait, Nunavut, Canada, North America

1112-1698 - Aurora borealis (Northern Lights) dance above the Lindblad Expeditions ship National Geographic Explorer in Hudson Strait, Nunavut, Canada, North America

1112-1697 - Aurora borealis (Northern Lights) dance above the Lindblad Expeditions ship National Geographic Explorer in Hudson Strait, Nunavut, Canada, North America

1112-1700 - Aurora borealis (Northern Lights) dance above the Lindblad Expeditions ship National Geographic Explorer in Hudson Strait, Nunavut, Canada, North America

1112-1696 - A curious bull killer whale (Orcinus orca) near the National Geographic Explorer off the Cumberland Peninsula, Baffin Island, Nunavut, Canada, North America

1112-1668 - Aurora borealis (Northern Lights) dance above the Lindblad Expeditions ship National Geographic Explorer in Hudson Strait, Nunavut, Canada, North America

1112-1667 - Aurora borealis (Northern Lights) dance above the Lindblad Expeditions ship National Geographic Explorer in Hudson Strait, Nunavut, Canada, North America

832-304569 - Fritjof Nansen Memorial, Norwegian explorer and scientist, Holmenkollen, Oslo, Norway, Scandinavia, Europe

832-304556 - The "Ra" at the Kon-Tiki Museum on Bygdoy Peninsula, Oslo, Norway, Scandinavia, Europe

832-301630 - Four-wheel drive jeep booged down while crossing a river, teamwork, Botswana, Africa

832-299235 - Radio telescope of Arecibo, Puerto Rico

1161-900 - Statue of explorer David Livingstone at Victoria Falls on the Zambezi River, Zimbabwe, Africa

1161-808 - Statue of explorer David Livingstone on Zambezi River at Victoria Falls in Zimbabwe, Africa

166-5462 - Statue of Sir Francis Drake on Plymouth Hoe, Plymouth, Devon, England, United Kingdom, Europe

832-196668 - Memorial to Willem Barents, Barentsz, 1550-1597, Dutch nagivator and explorer, Vardo, Vardoe, Norway, Scandinavia, Europe

166-5454 - Statue of Roald Amundsen, famous Norwegian explorer, in main square of Tromso, Troms, Norway, Scandinavia, Europe

733-5709 - Hallgrimskirkja church and statue of Liefur Eiriksson, Reykjavik, Iceland, Polar Regions

832-139367 - Statue of Fridtjof Nansen in front of the Fram, Fram Museum, Oslo, Norway, Europe

832-139379 - The Fram, the research ship of Fridtjof Nansen and Roald Amundsen, Fram Museum, Oslo, Norway, Europe

832-139366 - Statue of Fridtjof Nansen in front of the Fram, Fram Museum, Oslo, Norway, Europe

306-4185 - Statue of Columbus (Colon) in old town, Las Palmas, Canary Islands, Spain, Europe

832-124143 - Panorama, special bus of Brewster Ice Explorer Snowcoach, a snow mobile to explore the glacier for tourists, evening mood, Athabasca Glacier, Columbia Icefield, Icefields Parkway, Jasper National Park, Canadian Rockies, Alberta, Canada

832-124077 - Brewster special bus, Ice Explorer Snowcoach, snowmobile for tourists to explore the glacier, at dusk, Athabasca Glacier, Columbia Icefield, Icefields Parkway, Jasper National Park, Canadian Rockies, Rocky Mountains, Alberta, Canada

832-124078 - Brewster special bus, Ice Explorer Snowcoach, snowmobile for tourists to explore the glacier, at dusk, Athabasca Glacier, Columbia Icefield, Icefields Parkway, Jasper National Park, Canadian Rockies, Rocky Mountains, Alberta, Canada

832-124074 - Brewster special bus, Ice Explorer Snowcoach, snowmobile for tourists to explore the glacier, Athabasca Glacier, Columbia Icefield, Icefields Parkway, Jasper National Park, Canadian Rockies, Rocky Mountains, Alberta, Canada

832-46011 - Bronze statue of the explorer Vasco Nunez Balboa standing on a globe, Panama City, Panama, Central America

832-45401 - Monument to Leif Ericson, also known as Leifur Eiriksson, an explorer who discovered America, Hallgrimskirkja church, church of Hallgrimur, a landmark of Reykjavik, Iceland, Europe

1113-81235 - Captain at the helm and helmsman in training on the bridge of a ship, on the Hanse Explorer in the evening, Great Britain

1113-81311 - Scuba diver diving on Umbria shipwreck, Sudan, Africa, Red Sea, Wingate Reef

1113-81306 - Scuba diver and Car wreck near Blue Belt shipwreck, Sudan, Africa, Red Sea

1113-81312 - Scuba diver diving on Umbria shipwreck, Sudan, Africa, Red Sea, Wingate Reef