Four-Day Tours Joining group camping adventures in the Serengeti and Ngorongoro craters. The safari will provide you with the opportunity to explore two of Tanzania’s most exceptional destinations: the Ngorongoro Crater, also referred to as the Garden of Eden, and the Serengeti National Park. Serengeti National Park is the largest national park in Tanzania. The Serengeti National Park is known for its annual migration of over 1.5 million white-bearded wildebeest and 250,000 zebras, as well as its numerous Nile crocodiles and honey badger.