Overview
Gigantic machine combs beach in southern California and retrieves articles lost in sand; synthetic gems made by new chemical process; aviation school holds classes in grounded transport plane; how seaweed is processed for scientific use.

| Release Date: | |
|---|---|
| Country: | US |
| Genre: | Documentary |
| Production Companies: | Paramount Pictures |
| Watched by: | 0 of 1 002 078 |
| Runtime: |