In the 1960s, the Navy built a series of underwater habitats and trained a group of men to live in them. When our story left off, the Navy had successfully operated a Sealab 205 feet below sea level.

In the 1960s, San Marco, Texas, hosted the Submarine Theatre - an underwater show. It featured Aquamaids (mermaid performers), a swimming pig named Ralph, and a nightmarish underwater clown, Glurpo - ...

Now, we continue our story from Radio Diaries about the Navy's Sealab program. As we heard elsewhere on today's show, back in the 1960s, the Navy built a series of underwater habitats under the ...