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Keywords from Image Description:
Man peering into crevasse Muir Glacier Alaska ca LAROCHE .jpeg Photograph Creator Frank La Roche Caption on image Crevasse in Muir Glacier depth over feet Advertisement on photograph equipment box reads La Roche views Subjects LCTGM GlaciersAlaska Subjects LCSH Muir Glacier Alaska Glacial crevassesAlaska depicted place Muir Glacier