Switch between calendar types
If you have friends and colleagues around the world, you may want to know when they 
celebrate their traditional holidays, or what their date is today. Just switch between different
calendar types.
1. Tap  Outlook Calendar > >  Settings > Calendar Settings.
2. Tap the Enable checkbox.
3. Tap and the language and the calendar you want.
The dates of the alternative calendar are shown in the calendar view on the right.