Sharepoint - View outlook calendar in SharePoint 2013

In a SharePoint calendar, in the ribbon, on the Calendar tab, click Calendar Overlays.

In the Calendar Overlay Settings page, click New Calendar.

In the Name and Type section, type the Calendar Name and select Exchange.

In the Calendar Overlay Settings section, type a Description for the calendar (optional), and change the default Color theme for the calendar (optional).

Screenshot of the Calendar Overlay dialog box in SharePoint. The dialog box shows the Calendar name, calendar type (Exchange), and gives the URLs for Outlook Web Access and Exchange Web Access.

Click Find to automatically fill in web addresses for Outlook Web Access URL and Exchange Web Service URL. If Find does not work in your environment, type the URLs manually. If you want this Exchange calendar to always appear with the SharePoint group calendar, select Always Show.

Click OK and then click OK again.