'There isn't really a word to describe the noise a volcano makes when it erupts. You don't just hear it, you feel it.
'A class trip to Borneo starts off with a bang - a visit to a real-life volcano! But when Mount Bako erupts, Sam Fox is left stranded with his teacher, Mr Griffin, who's suffering from a heart attack. They make it down the mountain to the cool blue sea - only to be hemmed in by blood-thirsty sharks...
'An action-packed adventure, Monkey Mountain is the hottest Extreme Adventure yet!' (from the publisher's website.)