The guardians of the Columbia, Mount Hood, Mount Adams and Mount St Helens . 94 THE GUARDIANS OF THE COLUMBIA. Climbers ascending from South Pealc to Middle Peak on Mount Adams, with the bergschrund aboveKlickitat glacier on right. This central dome is about 500 feet higher than South Peak. extends to the district about it, a country of new lava flows covering much ofthe older surface. The same conditions mark the region surrounding thenewer peak, St. Helens, thirty miles west. In each district, sheets ofmolten rock have been poured across an ancient and heavily forested as we travel
The guardians of the Columbia, Mount Hood, Mount Adams and Mount St Helens . 94 THE GUARDIANS OF THE COLUMBIA. Climbers ascending from South Pealc to Middle Peak on Mount Adams, with the bergschrund aboveKlickitat glacier on right. This central dome is about 500 feet higher than South Peak. extends to the district about it, a country of new lava flows covering much ofthe older surface. The same conditions mark the region surrounding thenewer peak, St. Helens, thirty miles west. In each district, sheets ofmolten rock have been poured across an ancient and heavily forested as we travel up the rich valleys leading from the Columbia to eitherpeak, we meet everywhere the phenomena of vulcanism. The lava sheet flowing around or over a standing or fallen tree took a per-fect impression of its trunk and bark. Thousands of these old tree castsare found near both Adams and St. Helens. Where the lava reached a water-
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Keywords: ., bookcentury1900, bookdecade1910, bookidguardiansofc, bookyear1912
