It is Denver’s ultimate Halloween PARTY! Coloween includes, haunted hotel hallways, 34,000 square feet of scary décor, dancers, and performers. Along with asylum-themed haunts and VIP viewing decks with bottle service. And if that’s not enough, you can win $1000 for best costume. Make your Halloween a night you and your friends will never forget. Click Here for Colorado’s Best Deal – 2 for 1 tickets.