submarine trenches

"Takes readers on a journey to a place very few humans have ever been--the Mariana Trench. The imagined voyage debunks scary myths about this mysterious place with surprising and beautiful truths about life at Earth's deepest point. 'Deep, deep down' shows a vibrant world far below, and teaches readers how interconnected our lives are to every place on the planet"--Provided by publisher.

Introduces readers to the underwater volcanoes, trenches, and ridges.

When the twenty-ton Megalodon shark escapes from the Monterey Aquarium, it embarks on a deadly feeding frenzy along the California coast and it is up to paleo-biologist Jonas Taylor to stop the shark before anyone else is killed.