The Ngorongoro Crater is is the largest intact and unsubmerged caldera with more than twenty kilometers in diameter located in the heart of the Ngorongoro Massif in northern Tanzania, in the eastern branch of the Great Rift Valley. It was formed following the collapse on itself of a volcano, now extinct, when its magma chamber was emptied during a volcanic eruption and listed as a World Heritage Site.
Kilimanjaro is a mountain located in the North East of Tanzania. It is made up of 3 volcanoes: the Shira to the West, Culminating at 3962 meters above sea level, the Mawenzi to the East rising to 5149 meters and the Kibo. Being the highest point in Africa, Kilimanjaro is also known for its summit ice core in accelerated retreated since the biginning of the 20th century and which should disappear completely by 2030 to 2050.
The Serengeti National Park covers 14,763 km² of grassland plains, savannas as well as riverine forests and woodlands. This national park is located in the north of the country, bordered to the north by the borders of Tanzania and Kenya where it is in continuity with the national reserve of Masai Mara. It is listed by UNESCO as World Heritage.
Lake Natron is a salt or carbonated lake located not far from Lake Manyara in northern Tanzania. It lies in the Gregory Rift, the eastern branch of the East African Rift. The lake sits at the foot of Ol Doinyo Lengai, an active volcano. It is shallow, less than three meters, and its width varies according to its water level. It is 57 kilometers long and 22 kilometers wide. The region receives irregular seasonal rainfall, mainly between December and May. Lake temperatures are often above 40°C.