Snowboarding in tennessee?

I live in tennessee and i love to snowboard, but traveing is expensive and i can only get one or two good trips in per year. What about the rest of the season? i want to build a park in my backyard. i want to know if i build a snow maker do you think i can get enough snow? and if you think i can do you know any good plans for rails/jibs etc., and good plans for a snow maker