Google calender
1. Click dropdown next to Other Calendar
2. Add by URL
3. Enter URL:
https://calendar.google.com/calendar/ical/umn.edu_qoeef53r7tccf13qdlc788iaco%40group.calendar.google.com/public/basic.ics
iCal, Apple Calendar App
1. File → New Calendar Subscription
2. Enter URL:
https://calendar.google.com/calendar/ical/umn.edu_qoeef53r7tccf13qdlc788iaco%40group.calendar.google.com/public/basic.ics
Outlook
1. Add Calendar from internet
2. Enter URL:
https://calendar.google.com/calendar/ical/umn.edu_qoeef53r7tccf13qdlc788iaco%40group.calendar.google.com/public/basic.ics