Sun Creek Valley with Crater Lake in background, aerial view lookin...

Morning aerial view looking northwest up the valley of Sun Creek. Applegate Peak caps the prominent rock wall of the west side of Sun Notch at the caldera rim. Northwest caldera wall is visible on opposite side of Crater Lake through Sun Notch. Grayback Ridge in foreground is thick lava of pre-Mazama rhyodacite (410-460 ka). Forested valley wall on left consists of a thick lava flows. Upper slopes of Mount Mazama are underlain by andesite of Applegate Peak (210-270 ka). Flat floor of the broad glacial valley is underlain by at least 60 m of ignimbrite of the climactic eruption, incised by Sun Creek.