Westfield Tea Tree Plaza is a large shopping centre located in Modbury serving as a shopping hub for Adelaide's growing north eastern suburbs. It is linked to the city by Adelaide's unique O-Bahn system, which terminates at the Tea Tree Plaza Interchange. There is a smaller shopping centre building called Tea Tree Plus slightly to the north of the main centre. Major tenants include Myer, Harris Scarfe, Target, Kmart, BIG W, Woolworths, Coles and Hoyts Cinemas.