This webpage provides a 3D walkthru of potential Single and Double Stateroom layouts, using the 3D Viewer app from a design suite called "Chief Architect'.  A link to the the Chief Architect website providing some information on the 3D Viewer app and how to navigate within it is provided at the link below.

Chief Architect 3D Viewer
At the bottom of the page is a link to the 3D Viewer.  If you click on the Load Model Button it will pull up a view looking down a passageway with multiple cabins along its length. Those behind;
I have also added individual camera views so that you can view each type of Stateroom by clicking on the appropriate camera, rather than having to navigate to each type room in the viewer.

View SRs in Chief Architect’s 3D Viewer.