Lunchtime Meditation 07/20/2018, 12:30 pm - 1:00 pm (All events are provided free of charge. Contributions welcome.) Loading Map.... Inner Space Meditation Center and Gallery1110 Massachusetts Ave. - CambridgeEvents 42.37057739999999 -71.11385569999999 Register Now Bookings are closed for this event. However for most events you could just show up and register when you arrive.