The eastern flank of the Sierra Nevada is one of the most striking localities on our planet. A stupendous wall of rock 200 miles long and 2 miles high looks over a valley containing active volcanos, earthquake faults and hot springs. It should be understood that this trip will be a rigorous test of your patience and health. The success of the trip will depend on your amiability and willingness to put up with inclement conditions. Add cards available from Garry Hayes, Science 128.
Space is limited.
Sign up early.