The Bwindi Impenetrable Forest is regarded to be one of the most biologically diverse forests in Africa with an impressive list of 120 mammal species and Uganda’s foremost attraction, the rare mountain gorilla! Roaming the impenetrable forest are some 30 gorilla groups, 9 of which have been habituated for tourism activities. The park was listed a UNESCO/World Heritage Site in 1994 in recognition of its rich biodiversity. Bwindi Forest is at least 25,000 years old and in this time has accumulated 350 species of bird, 310 species of butterfly, 51 reptiles and 200 species of tree. This park offers other activities such as hiking, mountain biking, bird watching and of course gorilla tracking.