Activity for Lydia

So my fiancé and I want a very simple, affordable wedding. We'll be paying for it ourselves and I'm in grad school and he's in the middle of a career change. The wedding won't be till next June... but here's what we're thinking.. we'd like it to be...

My fiancé and I have been brainstorming about outdoor locations that are either free or cheap, and could work for both a very short (~10 min) ceremony and party afterward. We want somewhere that allows alcohol and where there is room to run around,...