This popular OCTA publication describes the markers at graves and sites on the Oregon and California Trails that have been installed by OCTA’s Graves and Sites Committee and OCTA chapters. The second edition is greatly expanded, representing the numerous markers installed by OCTA since the publication of the first edition in 1991. Arranged by state in the sequence of markers from east to west. Exact texts of the signs, as well as ninety-nine photographs of individuals, locations, and installed markers. General background , access, ownership, and directions are provided for each marker. An invaluable guidebook for anyone interested in visiting the graves and sites along the trails that have been marked by OCTA. Moreover, it offers a comprehensive compilation and description of these important signs that mark the fading remnants of the Oregon and California Trails.