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Sentinel in the Sky
Hear a retired ranger and Air Force Station veteran recount Cold War life atop Mt. Umunhum.
What was it like living and working at the Almaden Air Force Station on Mt. Umunhum during the Cold War?
- When
- Sunday, October 11, 2026 · 1:00 PM–3:00 PM
- Where
- Sierra Azul Preserve — Mt. Umunhum Summit Parking Area at the top of Mt. Umunhum Road, San José Map
- Listed by
- Midpen Open Space
- Refreshed