I completely understand, people always seem to walk by at the worst moments! We also live right by two schools, so there's always little kids asking there parents, "What is that girl looking at?" :D
Haha! Once, when my brother and I were watching Rex, our neighbor walked by and thought we were looking at this little tree that we have in our yard and said, "Did you just plant that?" We went along with it and said no, in which she replied, "Hmm, that must have been pretty strong to survive...
While I had my arm in the pipe, someone walked by and they had a look on their face like, "Why does this crazy person have their arm in a pipe?!?" Lol, I must have looked insane, but I'm glad I got Rex out, even though Rex looked like he had a great time. :D
One day, I had my RT, Rex, outside. As I was bringing him in, I put him down and looked away for some reason. When I looked back, I couldn't see home anywhere! I start panicking when I hear this very faint scratching sound. I was looking around to find out where it was coming from until I looked...
I think it looks really good!
But, I have one concern, in the pictures, it looks like the substrate you are using is sand, if it is, then you really have to change it to something like coco coir or repti-bark. Sand can cause leg problems.
You shouldn't be keeping them in the same enclosure, they are different species of tortoises, they all have their own diet, possible diseases, and they're own needs, from what I have heard.
You need to separate them immediately!
-Tort-Rex/Colleen