If you would like to see your direct reports, all reports or specific section's calendar, follow the steps below.
Click My team then click My team.
Click Calendar then click Organisation.
Select one of the options:
Direct Reports to only see people reporting directly into you.
All reports to see people reporting into you and their teams also.
Select a specific section, if you have permissions to view this section.
Click Show Advanced Filters then click Events.
Select the events you want to see then click Filter.