Loading view. There were no results found. There were no results found. Great Hollow Nature Preserve Events Venues Great Hollow Nature Preserve 225 CT-37 New Fairfield, CT 06812 United States Get Directions 203-546-7789 https://greathollow.org/ Events at this venue Today Upcoming Upcoming Select date. Previous Events Today Next Events Subscribe to calendar Google Calendar iCalendar Outlook 365 Outlook Live Export .ics file Export Outlook .ics file