TIME

A Look Inside Jacques Cousteau’s Conshelf II Expedition

In 1963, Jacques Cousteau led divers to live underwater in Conshelf II for a month to examine life as an "oceanaut." Here's a look at what life was like at the bottom of the ocean.

Your browser, Internet Explorer 8 or below, is out of date. It has known security flaws and may not display all features of this and other websites.

Learn how to update your browser