iCalendar (*.ics extension) is a popular file format used to distribute calendar information between
different applications over the internet. How to use feed with:Google CalendarMicrosoft OutlookMozilla Thunderbird
Once you click the iCal feed link with the right button, copy the
link URL and paste it into any calendar app that takes iCal feeds (Google Calendar, Outlook, etc).
Left click on a single event downloads the *.ics file with selected event, but it will not allow calendar
apps to update automatically their calendar with other or upcoming events.