In the News
The Ice Age Floods National Geologic Trail Has its Own Website!
The Ice Age Floods National Geologic Trail Long Range Interpretive Plan
Available as a 106 page pdf. file.
Articles about this area:
Landscape Architecture Magazine:
Heading Down an Ice Age Trail:
Tualatin could be a ‘portal’:
Some things to know:
Tualatin Historical Society newsletter:
Interview with Sylvia Thompson: