I have added a second calendar for internal use of vacations/out of office and want to add the holidays to this calendar as well. They are not showing up.
> I have added a second calendar for internal use of vacations/out of > office and want to add the holidays to this calendar as well. They > are not showing up.
Open the calendar with the holidays, switch to the By Category view, right-click the Holiday category and drag it to the new calendar. Choose Copy.