England: The Birth of Modern Geology
In the Footsteps of William Smith, Father of Modern Geology William Smith's 1815 geologic map of England and Wales revolutionized geology
Over 100 D.I.Y. geology field trips with insights you won't find anywhere else! Search for places & topics. Also my Sevier-Laramide field trip archive. Please visit our sponsors to help keep Roc Doc Travel going!