Rundle Street is Adelaide's cosmopolitan centre and a part of the historic East End. Here you’ll find cafes, hotels, restaurants, cinemas and wine bars. Rundle Mall is where most of the major shops are located and is Adelaide's largest shopping precinct, with over 500 retail outlets situated among its 13 arcades. Adelaide is the centre of the world's opal industry, offering beautifully coloured opals often called "fire in the stone”.