Note: the Gude site will be closed on 4/30/2018. Re-opening will not happen for several years.
From I-270, take Route 28 West exit (Montgomery Ave.). Turn right onto Research Blvd. Turn right onto West Gude Drive. Turn left directly across from Fischer Lumber. The address is 600 East Gude Drive. Navigate past the Buildings to the rear gate. Follow gravel road to the top of the hill (about a half mile).