Oregon

Historical Travel Photographs.  Over one hundred photos, taken from ca. 1935 to 1980, that were used for tourist promotions.  Part of an Oregon Department of Transportation collection of over 9000 photographs.  Minimal descriptions accompany the photos. From the Oregon State Archives.  [ccr]
http://arcweb.sos.state.or.us/state/odotphotos/highway/index.htm

A Journey Across Oregon in 1940.  Based on a 1940 publication compiled by the Writer's Program of the WPA, this is an automobile tour of the western end of U. S. Route 30, the old Lincoln Highway.  Original maps and a number of vintage photos enhance the text.  From the Oregon State Archives.   [ccr]
http://arcweb.sos.state.or.us/exhibits/across/index.html

Exploring the Columbia Slough.  A very comprehensive description and analysis of this fragile environment in Portland. Includes maps, aerial photos, and photos.  Created by Donna Sinclair and Laurie Mercier of the Center for Columbia River History.   [ccr]
http://www.ccrh.org/comm/slough/main.htm

Muddy Creek.  This site evaluates biodiversity and water quality issues in a 125 square mile watershed.  Based on a multi-agency project funded by the U. S. Environmental Protection Agency.  [ccr]
http://ise.uoregon.edu/Muddy/MuddyFramework.html 

Salem History.  A brief history of this Oregon capital, with a few photos and maps, from the Oregon State Library.  [ccr] 
http://www.salemhistory.net/brief_history/brief_history.htm

Tour of The Dalles Commercial District.   A clickable map leads to photos and short descriptions of various sites in this downtown area.  Created by The Dalles Chamber of Commerce.  [ccr]
http://www.wasco-history.r9esd.k12.or.us/comm/td/tdtours/TDtour1.html

The Oregon Trail.   From a clickable map explore the historic Oregon Trail as it winds through the State of Oregon.  [ccr]
http://tomlaidlaw.com/clickable/clickable2.html

Oregon Atlas of Panoramic Aerial Images.   A collection of medium-scale images across the state, including many that are rather spectacular.  Created by William A. Bowen through the auspices of the California Geographical Survey at CSU Northridge.  [ccr] 
http://130.166.124.2/or_panorama_atlas/index.html