This pedestrian friendly park located along the Iron Horse Trail in Alamo, provides a perfect place to rest, play, hydrate and enjoy a picnic lunch. Start and end date(s) and times of the event including the time required to prepare, clean, and restore the location after the event:.Throughout our parks we have many picnic areas and tables that are available on a first-come, first-served basis. How long does it take to get my EMT certification once I have turned in the required paperwork? The process may take up to thirty (30) days to complete. Make it extra special with picnic invitations that you can design from Canva's editable templates. ALL the students in a class are being invited. The following is a list of community events throughout Contra Costa County this summer and into the early fall. Picnic reservations must be made at least 1 week in advance. Reservation time: 7am - 9pm.