The Violent Earth
- Episode aired Feb 15, 1973
- 1h
![National Geographic Specials (1965)](https://m.media-amazon.com/images/M/MV5BN2ZmMmM5YzEtMWMwMS00OTI5LWI3MzMtYmJlOGEzZGMxZGUxXkEyXkFqcGdeQXVyNzI4MDMyMTU@._V1_QL75_UY281_CR1,0,190,281_.jpg)
A French volcanologist conducts a tour of several volcanoes during periods of eruption.A French volcanologist conducts a tour of several volcanoes during periods of eruption.A French volcanologist conducts a tour of several volcanoes during periods of eruption.