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

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

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

A curious young polar bear (Ursus maritimus) approaches the National Geographic Explorer in the Svalbard Archipelago, Norway, Arctic, Europe

Gravestone from the Franklin expedition, Beechey island, Nunavut, Canadian Arctic, Canada, North America

The Lindblad Expedition ship National Geographic Explorer near glacial run-off in the Svalbard Archipelago, Norway, Arctic, Europe

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

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

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

Zodiacs from the Lindblad Expeditions ship National Geographic Explorer along the Fuglefjellet cliffs on Bear Island, Svalbard Archipelago, Norway

A curious young polar bear (Ursus maritimus) approaches the National Geographic Explorer in Woodfjorden on the northern coast of Spitsbergen in the Svalbard Archipelago, Norway

A curious young polar bear (Ursus maritimus) approaches the National Geographic Explorer in Woodfjorden on the northern coast of Spitsbergen in the Svalbard Archipelago, Norway

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

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

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

Monument, Leifur Eriksson, Reykjavik, Iceland

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

Halgrims church and Leifur Eriksson monument, Reykjavik, Iceland

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

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