On buses, trams and funiculars operated by Carris, including Tram 15 to Belém, Tram 28, and Lisbon's three funiculars – Ascensor da Bica, Ascensor da Glória, and Ascensor do Lavra. You can also use it on the Elevador de Santa Justa street lift. But not on: Aerobus and tourist routes (e.g. hop-on hop-off bus).