The lake Natron at an elevation of 600 m is a salt and soda lake in northern Tanzania and marks the lowest point of the rift valley in East Africa. It is surrounded by the volcanoes Ol Doinyo Lengai (2'873 m) in the south, the Sambu (2'042 m) in the north-west, the Shompole located within Kenya (1'567 m) in the north and the Gelai (2'942 m) in the south-east.
France 2017, Mt. Shompole reflecting in Lake Natron,
The stamp was issued in the series "Reflets - Paysages du Monde".
The wording on the postage stamp "Tanzanie / Mont Shompole" is wrong. While Natron Lake is within Tanzania's borders, Mount Shompole is almost entirely in Kenya, including its peak.