Horizon explores the years of research that have enabled divers to go to greater and greater ocean depth.
| Title | Divers Do It Deeper |
|---|---|
| Genres | Documentary |
| Release Date | 1978-11-10 |
| Episode Runtime | 01 Hours 00 Minutes |
| Season Number | 15 |
| Episode Number | 21 |
| Production Companies |
No cast information available.
