User blog comment:Baluar/Stuff I'd like to know/@comment-9946604-20130807224648

Answers:

Level 51 is for testing purposes and is only available to SP developers and hackers.

The build another temple message appears either because SP left themselves room to expand, were too lazy/bad to put in a 'maxed out' message, or both.

Btw, I like your posts. Keep it up :)