The competition is real with Ultimate Frisbee at Rhyolite Park from 5:30 - 8:30 pm. Bring $5 to play & eat dinner. Closed toed shoes recommended! If you already purchased a Summer Nights Pass, there are no additional fees - just show up to play! Summer Nights is open to students who were in 6th-12th grade in the 2017-2018 school year.