space to see it through the columns and also room to decorate paths and such.
try not to jump ahead especially with a bigger challenge like this just do one part at a time as you may need to make adjustments and if you go to far ahead it will be a lot of work to fix. so if you can go back a step to just part 1 and do the foundation stilts (no columns on the other levels) and just the shell. also i would only stick to 2 levels for now as the more levels you add the more difficult your making it for yourself.
2. build the shell 