Geology of the High Sierra


Discover the fascinating geologic history of our Sierra Nevada range. And, in particular, the stunning red bluffs of Sorensen’s. Join former NASA Apollo geophysicist, Al Graf, as he explains the region’s geology and how it impacts our natural history and more. Enjoy an evening video and slide show presentation, followed the next morning by an auto tour to geologic sites near nearby. Al is a lifelong student of the geology and natural history of the Sierra Nevada. He has spent hundreds of miles on foot studying our magnificent “Range of Light.” To make lodging and/or class reservations, call Sorensen’s at (800) 423.9949.

DATE:   July 26/27 and Aug 23/24

Slide show 7-8:30 p.m. Next day tour: 9:00 a.m.-Noon

COST:  $60 guests/$95 non-guests.  Includes lunch.