Tourism is one of the most prolific industries in Tanzania, with 15 national parks receiving around a million tourists a year. As a tour guide, Elvis’s father Lucas Ole Mukusi was required to spend weeks away from his family to show guests parks such as Tarangire National Park, Serengeti National Park, and Ngorongoro Crater (shown here), home to some of Africa’s most famous lion prides. (Photo by African People and Wildlife Fund/Deirdre Leowinata)