My new iPhone 5s has a Panorama mode that I'm just learning to use. Here is my first attempt at doing a really wide panorama - it's probably 150 feet from one end of the Exhibit Hall to the other:
Click on the photo to embiggen it.
You can see the displays of the four large sponsors and exhibitors - Ancestry.com, FindMyPast, My Heritage and FamilySearch. They are all in a straight row - but the closeness of the camera to MyHeritage makes it look like a curved entry.
I still haven't explored every aisle. I seem to get stopped at one or two exhibits each time I venture out to talk to the exhibitors.