Subscribe to all CarMeets.co events:
https://carmeets.co/calendar.ics
Subscribe only to the types/regions you care about:
https://carmeets.co/calendar.ics?tag=afternoon-meet
https://carmeets.co/calendar.ics?tag=evening-meet
https://carmeets.co/calendar.ics?tag=exotics
https://carmeets.co/calendar.ics?tag=lafayette
https://carmeets.co/calendar.ics?tag=moraga
https://carmeets.co/calendar.ics?tag=morning-meet
https://carmeets.co/calendar.ics?tag=orinda
https://carmeets.co/calendar.ics?tag=wanut-creek
In Google Calendar, use “From URL” and paste the link.
In Apple Calendar, use File → New Calendar Subscription….