Documentary about a diving expedition in the Red Sea by diving pioneer and marine biologist Hans Hass.

When Hans Hass seeks a secretary for his Viennese office in the summer of 1947, Lotte Baierl applies for the job. She has just graduated from high...

In this 1947 film by diving pioneer Hans Hass, marine biology work is shown with the help of early diving equipment. During the expedition Hass was...

Under the Carribean is the name of a film that was filmed between August 1953 and April 1954 during Hans Hass's exhibition to the Galapagos on his...