These cakes can be made by local bakeries by showing them photos and asking whether they can duplicate the cake. I’m sure some of these cakes were quite expensive, and required a “force of will” to actually cut up and eat.
If you’re a facebook user you can search for and “like” the National Eagle Scout Association (NESA) for updates, or try this link to their album – http://www.facebook.com/media/set/?set=a.311071902252563.95438.284314304928323&type=3
You might also search google images or use your favorite search engine to find additional inspiration. I recently found these interesting examples online.