http://3.bp.blogspot.com/-qzhiolzuxsw/UK0HEPH7x4I/AAAAAAAAH8...
http://1.bp.blogspot.com/-a7UIHnAfmH0/UK0Ga-RmigI/AAAAAAAAH5...
http://bldgblog.blogspot.com/2012/11/chand-baori.html
http://bldgblog.blogspot.com/2012/11/chand-baori.html
This is just an example. What do you think has higher probability of being used to build this?
1. Math and calculations or 2. Numerology?