Lilac-breasted Roller perched on stick in Tarangire National Park; Tanzania

Three elephants on the African savannah with a rainbow in the background, Tarangire National Park; Tanzania

South Africa, Garden Route, Guide At Addo Elephant National Park; Port Elizabeth

Two tawny eagles (Aquila rapax) perched behind tourist jeep, Tarangire National Park; Tanzania

After crossing the Mara River, Wildebeests (Connochaetes taurinus) ascend steep bank and thread their way through safari vehicles filled with tourist, Serengeti National Park; Tanzania

Man And Woman Skiing Up Into The Hills Of Rondane National Park; Rondane, Norway

Four caribou along the park road in Denali National Park, Interior Alaska, Summer

Solitary Bull Elephant, Amboseli, Kenya

Solitary Bull Elephant, Amboseli, Kenya

Lioness (Panthera leo) with young cubs walk on dirt road in front of tourists in safari vehicle, Serengeti National Park; Tanzania

Elephant Herd, Mt Kilimanjaro, Amboseli, Kenya

Dozens of tourists look on as a large herd of Wildebeest (Connochaetes taurinus) kicks up dust as they plunge down a steep bank to cross the Mara River, Serengeti National Park; Tanzania

Elephant Crossing Track In Tarangire National Park, Tanzania.