It is possible to import read-only calendars from other organizations into your Cozi calendar. This includes religious and national holidays, sports team schedules and much more. This video screencast shows you how to do it:

What you get:

• 0- 2:20 Example 1:  Demo of the basics (Everything you really need is in this first 2 minutes)
• 2:20-3:55 Example 2: How to import your favorite sports team schedule (Example 2)
• 3:55 - 6:53 Example 3: How to import a religious calendar (and what to do if it doesn't work the first time!)