Game spotting on safari, South Luangwa National Park, Zambia, Africa

A Humpback Whales family surfacing, Hervey Bay, Queensland, Australia

Game spotting on safari, South Luangwa National Park, Zambia, Africa

Curious southern elephant seal (Mirounga leonina) weaner pup inspects the spotting scope at Gold Harbour, South Georgia, Polar Regions

Giant kingfisher (Megaceryle maximus) on a dead branch, Chobe River, Chobe National Park, Kasane, Botswana

Male greater kudu, Tragelaphus strepsiceros, Chobe National Park, Botswana

Northern giant petrels (Macronectes halli) fighting over the scavenging rights to a dead elephant seal pup at Royal Harbor, South Georgia

Juvenile mantled howler monkey (Alouatta palliata) in Pacific coast forest, known for their loud call, Esperanza, Nosara, Guanacaste, Costa Rica

Black Spiny-tailed iguana (Ctenosaura similis), on New River near Lamanai, Belize

Adult brown bear (Ursus arctos) foraging for salmon at the Brooks River, Katmai National Park, Alaska, United States of America

Curious harbor seal (Phoca vitulina), approaches Zodiac at Vigur Island, Iceland

Adult Magellanic snipe (Gallinago paraguaiae magellanica) on Carcass Island in the Falkland Islands

Deer gather in the shady forest of Nara Park, a natural sanctuary blending wildlife and lush greenery, Nara, Honshu, Japan

Spotted eagle rays (Aetobatus narinari) underwater at Leon Dormido Island off San Cristobal Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America

Water buck, Kobus ellipsiprymnus, in dry bush, Chobe National Park, Botswana, Africa

Tourists tiger spotting, Kanha National Park, Madhya Pradesh state, India, Asia

Bird spotting in Gunung Halimun National Park, West Java, Indonesia

Inshore Pantropical Spotted Dolphins, Stenella attenuata graffmani, surfacing, Costa Rica, Pacific Ocean. This subspecies displays a much greater degree of spotting than its offshore counterpart.

Guest from the Lindblad Expedition ship National Geographic Explorer looks through spotting scope in Antarctica

A woman birdwatching off sea cliffs on Cape Cornwall in Cornwall, England, United Kingdom, Europe

Inshore Pantropical Spotted Dolphin, Stenella attenuata graffmani, mother & calf porpoising, Costa Rica, Pacific Ocean. Adults of this subspecies display a much greater degree of spotting than their offshore counterparts, youngsters have little or no spotting.

A woman birdwatching off sea cliffs on Cape Cornwall in Cornwall, England, United Kingdom, Europe

Bird spotting in Gunung Halimun National Park, West Java, Indonesia

A woman birdwatching on sea cliffs on Cape Cornwall in Cornwall, England, United Kingdom, Europe

A woman birdwatching on sea cliffs on Cape Cornwall in Cornwall, England, United Kingdom, Europe

Monte Corrasi, Oliena, coin-operated spotting scope, view from Monte Ortobene, Sardinia, Italy, Europe

Brett Lowell bouldering in Mallorca, Spain.

A female rock climber bouldering in Yosemite National Park.

Overhead view of a kayaker going down a narrow and steep rapid with other kayakers watching.

Counting Kerguelen Cormorants (Leucocarbo verrucosus) from a distance using a spotting scope, as part of a long-term population monitoring program. Pointe Suzanne, Prince of Wales peninsula, Kerguelen archipelago.