The boreal forest of North America is especially liable to destruction by fires. It is a region in which forest fires have been extremely common and wide spreading. Lightning is certainly one of the causes of fires but man, both aboriginal and white, has been an even more prolific source....
"... The Cowlitz Valley connects the prairies south of the Sound
with the Columbia Valley and Oregon. It is a natural corridor,
used continuously and with ever increasing frequency for more
than a century.
The story of the Cowlitz Corridor is primarily one of modes of
travel. It begins with...