Mysteries of the Driftless

Titolo originale: Mysteries of the Driftless
Regia: Rob Nelson | Dan Bertalan |
Anno: 2013
Origine: United States of America |
Generi: Documentario
Tag: biology | minnesota | wisconsin | iowa | cave | ice age | illinois | drift | ecology | geology | driftless area | glaciers | hydrology | karst | algific talus slope | trout | streams | watercress |
Cast: Armund Bartz | Dan Bertalan | Mark Bishop | Ryan Bishop | Ernie Boszhardt | Abbie Church | George Howe | Darcy Kind | Jim Knox | Rob Nelson | Loran Nordgren | Ryan Perroy | Jim Theler | Tim Yager |