12-07Mokoli'I Island in Kaneohe Bay, seen from Kualoa Regional Park, Oahu, Hawaii - Riddhish Chakraborty/Getty Images)
12-04Elephants near Mount Kilimanjaro, Amboseli National Park, Kenya - Diana Robinson Photography/Getty Images)
12-02Tlikakila River Delta in Lake Clark National Park, Alaska - Dawn Wilson Photography/Getty Images)