Published in 1845, this guidebook for pioneers is a reproduction of one of the most collectible books about California and the Western movement. It was the guid
This popular guide describes the markers installed by the Oregon-California Trails Association's Graves and Sites Committee, providing a comprehensive compilati
Tide gauges show that global sea level has risen about 7 inches during the 20th century, and recent satellite data show that the rate of sea-level rise is accel