Rwanda has a number of unique delights to offer travellers. Parc National des Volcans in the Virunga volcanoes is home to the mountain gorillas to which Dian Fossey dedicated her life. Nyungwe Forest, one of the largest montane forests in Central Africa, is renowned for its large troops of colobus monkeys and rich variety of orchids. Akagera National Park is a savannah park with elephants, hippo and crocodile. Lake Kivu is a beautiful inland sea enclosed by steep terraced hillsides. There are a large variety of birds. Rwanda has a rich culture with its second city, Butare, having one of the finest cultural museums in Africa.