The website does timeout. If left alone for a few minutes, you will have to log back in.
Navigate to astra.eou.edu.
Login using your Mountie Pass
[Red Box] Click Calendars. [Green Box] Click Scheduling Grids
Scheduling Grids Window
[Blue box] - navigate page by page for all the rooms. [Brown box] - you can click the down arrow next to Show to display more results per page. [Red box] - shows you where you can filter the different buildings. [Green box] - filter by category, such as Conference Rooms.
● The Calendar to show all rooms on campus is called Calendar 1
This last screenshot is an example of filtering. It shows all conference rooms for Ackerman.