Click on any event to see further details (if there are any).
Tip for mobile users: Change the view to "Agenda" as it is more user friendly.
https://calendar.google.com/calendar/ical/c_q1k6uaq4vlnkqmq4cm2enoa6c8%40group.calendar.google.com/private-080f241b77d1539a789c796a2d5aa5c8/basic.ics
Instructions to add subscribed calendar to iPhone: https://www.macrumors.com/how-to/subscribe-to-calendars-on-iphone-ipad/
For Android phones hopefully the sharing link that was sent already can be added directly to your Google Calendar app.