Lisbon Hop-On Hop-Off Tour: 48-hour Ticket. Experience the compelling spectrum of Lisbon’s best sites during a convenient hop-on hop-off bus tour, with tickets valid for 48-hours. See Lisbon’s many attractions from three distinct routes. Aboard a typical hop-on hop-off double decker bus, venture along the Olisipo and Tagus routes to famous squares like Rossio Square and Square of the Fig Tree located in the charming Baixa neighborhood. The third route scales up Lisbon’s steep hills by way of a traditional tram where you will see the historic Castelo de Sao Jorge. Plus, the tour includes entrance to the Santa Justa lift, discount books full of great deals and free select public buses and the city’s funicular rides. Book and Save 10% Off Lisbon Hop-On Hop-Off Tour: 48-hour Ticket.