To add this calendar to your iphone calendar:

1. Go to Settings

2. Go to Calendar

3. Tap Add Account

4. Tap Other

5. Tap Add subscribed Calendar

6. Enter the following:

https://calendar.google.com/calendar/ical/prinevillegolfclub%40gmail.com/public/basic.ics

7. follow the prompts until done.

Once added any updates to the PGC Calendar will be updated on your iphone calendar automatically