Holly River State Park will have their annual Halloween Trunk or Treat Saturday, October 25, 2025 from 5:00pm- 7:00 pm! Costumes welcome but are not required Cars will enter at campground check-in, park near or before Area 4 bathhouse. Trick or Treaters then walk to the lower campsites and return to their cars, and exit back … Continue reading Holly River Trunk or Treat →