Humboldt Best Guide to Finding Fossils at Scotia Bluffs California Fossils June 29, 2016November 23, 2021
Contra Costa Ultimate Guide to Finding Fossils at Mt. Diablo California Fossils June 3, 2016November 23, 2021
County Ventura Guide to Finding Fossils in the Sespe Wilderness California Fossils May 21, 2016November 20, 2021