Big Images

Big images when inserted may be rotated horizontally.

The problem has been FIXED!

Use an image editor to reduce the image size to something like 320 pixels wide before uploading it. If you don't have an image editor try 

Instead of uploading the image directly, upload it to Drive and insert it from there. That seems to take care of the rotating problem.

The problem has been reported to the Site's team and they are looking into it.
I will post to this thread in the Sites Community if I hear anything more.

The problem has been fixed by the  Site's developers!