Missions Survival 4: Tracks of the Tiger by Bear Grylls
Volcano eruption! Beck and his friend are on a relaxing holiday in Borneo, visiting orang-utan sanctuaries and hanging out by the pool. Except that when they spend the afternoon out in the jungle, things take an unexpected turn, and a volcano eruption leaves them stranded and alone. Beck must use all his skills to survive the dangers of the jungles and swamps of Borneo - can he get them to safety alive?