The Lost World - Michael Crichton

Something has survived. Six years have passed since the secret disaster at Jurassic Park. In the years since the extraordinary dream of science and imagination came to a crashing end, the island has been indefinitely closed to the public, its park dismantled, the dinosaurs themselves destroyed.

Or so it was thought. But something has survived. And when a team led by maverick scientist Ian Malcolm enters the mysterious 'Site B' to investigate, they are determined that this, at last, will be the end of the dinosaurs...