This October 9th, ONTOP transforms into CIRCUS OF SIN, where the circus gets darker, wilder, and more provocative than ever. Step into The Darkest Show in Town — a Halloween experience filled with mystery, temptation, and nonstop energy. Come dressed to impress because cash prizes will be awarded for the best costume. Doors open at 6:00 PM 21+ Only ONTOP – Salt Lake City Welcome to the Circus of Sin… where every temptation becomes part of the show.