A documentary about archaeology, which, based on traces and finds hidden underground, creates a picture of the beginnings of the history of the Czech lands, which goes back to the Ice Age 30,000 years ago.
| Release Date | December 31, 1950 | |
|---|---|---|
| Status | Released | |
| Original Title | Skryté dějiny | |
| Runtime | — | |
| Budget | — | |
| Revenue | — | |
| Language | Czech | |
| Original Language | Czech | |
| Production Countries | Czechoslovakia | |
| Production Companies | Studio populárně vědeckých a naučných filmů Praha | |