For details about trips, please contact the Trip Leader listed or:
Gary Lewis
Director, GSA Education and Outreach
glewis@geosociety.org
+1 303 357 1043 (Please note, Gary is on US Eastern Time)
Reservations can be mailed to:
GSA Sales and Service
PO Box 9140
Boulder CO 80301
Or faxed to +1 303 357 1073.