Calendar of events This calendar displays events happening in the Castel Parish, month by month. Click on the calendar event for further information. What’s on Castel Farmers Market March 11 @ 09:00 - July 29 @ 12:30 Cobo Bay Balcony Gig April 30 - August 28 Secrets of Saumarez Park, discover the Walled Garden June 1 @ 10:00 - 11:00 Guernsey Old Car Club at the Guernsey Classic Vehicle Club Classic Car Show June 18 Lé Viaër Marchi July 3 @ 17:00 - 21:00 Guernsey Island Games 2023 July 8 - July 14 Donkey Derby – Saumarez Park August 19 @ 10:30 - 17:30 Vazon Surf Triathlon August 20 @ 07:00 - 09:00