Calendar of Events Loading view. Programs Venues Horsethief Canyon Park 301 Horsethief Canyon Rd San Dimas, CA 91773 United States Get Directions https://rposd.lacounty.gov/portfolio/horsethief-canyon-park/ Today 01/28/2023 Saturday, January 28, 2023 - 04/25/2024 Now Select date. January 2023 San Dimas Canyon Paint/Sculpt-Out Saturday, January 28, 2023 at 10:00 am - 2:00 pm Previous Programs Today Next Programs Subscribe to calendar Google Calendar iCalendar Outlook 365 Outlook Live Export .ics file Export Outlook .ics file