Experience the best of Northern Tanzania on this 4-day safari from Arusha to Ngorongoro Crater and Serengeti National Park. Descend into the Ngorongoro Crater, a UNESCO World Heritage Site, for an unforgettable game drive among the 'Big Five' and other wildlife. Visit historic Olduvai Gorge and its museum to learn about early human evolution, then explore the vast Serengeti plains on morning and afternoon game drives. Depending on the season, you may also witness the spectacular Great Migration of wildebeest and zebra.