Panorama of hippopotamuses (Hippopotamus amphibius) lying on sandy riverbank in Serengeti National Park, Tanzania

outdoors day daytime animal grassland sunlight plain color colour sunny warmth bright landmark shore panorama shoreline relax relaxing africa colors colours back landmarks african vulnerable sleeping bird relaxed sunlit resting panoramic mammal lazy basking asleep lying safari perched pod riverbank sandy pods lying down famous place tourist destination side view tanzania serengeti national park safari animals looking away world heritage site mammals water's edge plains rivers copy space full length international landmark savanna tourist attractions shorelines attractions destinations animal behaviour savannah animals animal themes group of animals wild animal riverbanks hippopotamus hippo wildlife animal theme outside grass nobody sand attraction destination travel landscape river birds national parks national park relaxation color image unesco water wild animals tourist attraction travel destination travel destinations unesco world heritage site international landmarks non urban scene animals in the wild national landmark serengeti african animal african animals laying down place of interest semiaquatic tourist destinations medium group of animals protected area national landmarks hippos colour image no one no people famous places hippopotamus amphibius safari animal holiday destination holiday destinations vulnerable species brightly lit without people wildlife photography places of interest oxpecker animal photography oxpeckers panoramic horizontal animal behavior