Keywords: valley of ten thousand smokes valleyoftenthousandsmokes volcano outdoor Three distinct magma erupted from the Novarupta vent. The banding in this piece of pumice show two of them. NPS photo by M. Fitz. Three distinct magma erupted from the Novarupta vent. The banding in this piece of pumice show two of them. NPS photo by M. Fitz. |