Fall 2003 trip to Portland, Oregon
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The plane ride over the Colorado Plateau and Rockies. Right-hand
image is near Grand Junction,
where the metamorphic basement complex rocks (right and center)
go under the lighter colored
sedimentary rocks of the Colorado Plateau (lower left).
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Mount St. Helens area: Ferns in woods,
landscape still covered with ash from May 18, 1980 eruption,
and Mount Saint Helens, south side, courtesy of clear-cut
logging.
Lava "karstic" pits, lava domes, and cave from an
ancient lava flow.
Below; Cannon Beach, and Haystack Rock, Oregon
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Umpqua River. Narrow watercourse is artificially deepened flume.
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Stabilized dunes, Oregon Coast