A group of geologists are in a prospecting expedition. Their personalities are explored as well.
| Release Date | January 1, 1965 | |
|---|---|---|
| Status | Released | |
| Original Title | La porțile pămîntului | |
| Runtime | 1h 28min | |
| Budget | — | |
| Revenue | — | |
| Language | Romanian | |
| Original Language | Romanian | |
| Production Countries | Romania | |
| Production Companies | Studioul Cinematografic București | |