Mother and children, stone sculpture by Emanuel Vigeland, Vigeland Park, Oslo, Norway, Scandinavia, Europe

Traditionalist Mass in Notre-Dame du Carmel chapel, Fontainebleau, Seine-et-Marne, France, Europe

Hawthorns bent over by the prevailing wind on Humphrey Head Point above Morecambe Bay near Grange over Sands, Cumbria, England, United Kingdom, Europe

Hawthorns bent over by the prevailing wind on Humphrey Head Point above Morecambe Bay near Grange over Sands, Cumbria, England, United Kingdom, Europe

Hawthorn tree bent over by prevailing winds on Humphrey Head Point overlooking Morecambe Bay, Cumbria, England, United Kingdom, Europe

Rockpooling, Marloes Sands, Pembrokeshire, Wales, UK

Emperor penguin (Aptenodytes forsteri) head bent over, Ross Sea, Antarctica, Southern Ocean.

Planting Rice, Sout of Hanoi; Planting Rice, Vietnam; Southeaset Asia;

Rockpooling, Marloes Sands, Pembrokeshire, Wales, UK

Adult emperor penguin (Aptenodytes forsteri) on sea ice near Snow Hill Island in the Weddell Sea, Antarctica.

Hawthorn tree bent over by prevailing winds on Humphrey Head Point overlooking Morecambe Bay, Cumbria, England, United Kingdom, Europe

Staff from the Lindblad Expedition ship National Geographic Endeavour doing various things in and around the Galapagos Islands, Ecuador. No property or model releases are available for this image.

Staff from the Lindblad Expedition ship National Geographic Endeavour doing various things in and around the Galapagos Islands, Ecuador. Model release number JD0509.

Rockpooling, Marloes Sands, Pembrokeshire, Wales, UK

Emperor penguin (Aptenodytes forsteri) head bent over, Ross Sea, Antarctica, Southern Ocean.

Planting Patterns,Planting Rice, Sout of Hanoi, Vietnam, Southeast Asia

Macaroni Penguins (Eudyptes chrysolophus) on South Georgia Island in the Southern Ocean

Staff from the Lindblad Expedition ship National Geographic Endeavour doing various things in and around the Galapagos Islands, Ecuador. No property or model releases are available for this image.

Pre-dawn landing on Isla Magdalena on the Baja Peninsula, Baja California Sur, Mexico.

Emperor penguin (Aptenodytes forsteri) head bent over, Ross Sea, Antarctica, Southern Ocean.

Adult emperor penguin (Aptenodytes forsteri) on sea ice near Snow Hill Island in the Weddell Sea, Antarctica.

Emperor penguin (Aptenodytes forsteri) head bent over, Ross Sea, Antarctica, Southern Ocean.

A curved bridge over water with colorful European-style buildings in the background, Grand World Phu Quoc, Vietnam, Asia

Bridge over the Rhine-Herne Canal, Oberhausen, Ruhr district, North Rhine-Westphalia, Germany, Europe

Cross in front of sunset over icebergs Paarnakajiit Sermilik Fjord Eastgreenland

Beech (Fagus sylvatica) trees bent over with snow, Schauinsland mountain, Black Forest, Baden-Wuerttemberg, Germany, Europe

Polar bears in the wild. A powerful predator and a vulnerable or potentially endangered species, Manitoba, Canada