How to Subscribe to Public Google Calendar
You can subscribe to other google calendars onto your own google calendar if they've been set to be shared or if they've been made publicly available.
Click on the +Google Calendar icon to subscribe to the calendar.
You can find this icon on the bottom right corner of a Google Calendar. Google Calendars are usually located:
within your course
OR
inside the My Institution landing page, underneath Student Course Calendars.
Tip: You can subscribe to the google calendar from your computer, Android devices, and iPhone & iPads.