[ Boats & Boating ] Open Question : Building a small Catamaran!?

Hi guys, just got to be summer time and I am looking for some designs for a VERY simple little catamaran or trimaran. Any websites that have free plans, or if anybody has any tips for just designing one because that's what I'm doing now! Thank you so much! Any help is Greatly appreciated!

Source: http://answers.yahoo.com/question/index?qid=20110609105921AAj2VcJ

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