Irish Knots:
heres the link to the plans. Very easy to build
http://www.deerblindplans.com/index.html

Made base out of 4x4' and 2x4's. one is 8' the other 4'. The outriggers are for wind and to keep some punk from pushing it over.Built them at home, took apart thenbrought out in woods. Built the base and then put walls and roof on in the woods.