You can subscribe to this calendar using the following iCal links:
PIMC Events & Classes: https://www.google.com/calendar/ical/portlandinsightmeditation%40gmail.com/public/basic.ics
Retreats: https://www.google.com/calendar/ical/rv27g516iaf3opiolnu5err1go%40group.calendar.google.com/public/basic.ics