Doors Open Cornwall & SDG Counties at Saunders Hydro Dam Visitor Centre — all dates

• Doors Open Cornwall & SDG Counties at Saunders Hydro Dam Visitor Centre — Saturday, August 15, 2026 · 10:00 AM
• Doors Open Cornwall & SDG Counties at Saunders Hydro Dam Visitor Centre — Sunday, August 16, 2026 · 10:00 AM