2 Resultat har hittats för "Fil:NPS_lassen-volcanic-geologic-map.jpg".

Fil:NPS lassen-volcanic-geologic-map.jpg

DescriptionNPS lassen-volcanic-geologic-map.jpg English: Lassen geologic map, showing both the recent volcanic surficial deposits as well as some of the...

Fil:NPS lassen-volcanic-bumpass-hell-map.jpg

DescriptionNPS lassen-volcanic-bumpass-hell-map.jpg English: The Bumpass Hell cutaway map helps explain the geologic processes that result in Bumpass...

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