Osero is a nature camp with 3 tents and a bungalow mounted on a permanent foundation. Each tent has a comfortable built-in bathroom with hot water shower and toilet, and a private veranda. There is a communal dining area with a kitchen where Hagström's chefs serve meals. There is electricity as well as a backup power plant and water from its own well.
The camp is located at Mashuru village located 130 km southeast of the Tanzanian border. Only 2 hours journey from Amboseli Zoo located at the foot of Africa's highest mountain Mt Kilimanjaro.