12,000 feet down, life is erupting. Alvin, a deep-sea mechanized probe, makes a voyage some 12,000 feet underwater to explore the Azores, a constantly-erupting volcanic rift between Europe and North America.
Narrator
Himself
2019
1954
2002
2023
1968
2013
1959
1979
1976
1980
1964
1953
2016
2014
2007
1970
2005
2004