This comprehensive site
includes maps of the Lewis & Clark Expedition, the Santa Fe Trail, the Oregon Trail, and the Overland Trail as well as key dates
of Expansion. A story on frontier transportation explains the important role of the transcontinental railroad and the railroad
companies.
This site highlights the pioneers who traveled the OregonTerritory up to and including 1855. Search through the four sections:
the settling, the journey, the emigrant lists, and researching the pioneers.