THe teleological argument is also based in logical fallacy called corellation implies causation.
By that resoning we can state that a super intelligent alien race exists b/c stone hendge is a very large, complicated structure that seems to be beyond the abilities of the people of the time, so they must have been put there by intelligent beings from another place.
Is it possible? Yes, it is, but that doesn't prove it.
The only thing that really matters in this discusion is personal faith. You either believe in a god or you don't. It can't be proven either way.