Wail at the Gaol on our Halloween Trick or Treat Trail! 11am - 4pm - Sunday October 28 2018 Adelaide Gaol's annual Trick or Treat event is back bigger and better in 2018 with tickets now on sale! This year will also see the addition of an inflatable fun pack, with a jumping castle, slide and mega obstacle course on offer. This fun-filled family event will feature games, face painting and action-packed activities, with the Gaol full of ghosts, goodies and ghouls for…