Gives a brief history of how divers have gone beneath the sea and explored what lies there.

Seahorses are one of nature¿s most unusual and beautiful creatures. Illustrated throughout, this volume looks at the science and myth behind a now endangered a

Explores the intriguing mysteries of the sea: How were the seas formed? What gave rise to stories of mermaids, sirens, and sea monsters?

Containing 97 percent of Earth's water supply, the ocean plays a huge role in regulating global temperatures, supporting plant and animal life, and contributing