Share this:
Thousands of years ago during the last Ice Age, rivers flowed from giant glaciers in the Sierra Nevada down to the Central Valley, carving into rock and gouging channels at a time when the sea level was about 400 feet lower. When the glaciers retreated, meltwater coursed down and buried the river channels in sediment.
More Stories
Will County, Illinois 1864 Map – May 20, 2023 at 04:14AM
This kid on Google Map trying to get by – April 27, 2023 at 05:05PM
World of Hyatt: Complete list of all-inclusive properties in Europe (with map) – April 27, 2023 at 04:57PM