From the shimmering surface to the darkest depths, this breathtaking visual encyclopedia presents our blue planet as never before. 

Stunning photography, accessible information, and fascinating facts are spilling over in this essential guide to the oceans.

Take a dip in all the world’s waters to experience their incredible diversity. Make a splash in the icy Arctic waters before warming up in the tropical Indian Ocean.

Experience the super size of mighty whales compared to swarms of tiny krill. Cast your eyes to the skies to see circling sea birds before diving down to meet mysterious creatures of the deep. Awash with comprehensive information and fascinating detail.