During the summer, Lilliput, the miniature train, takes you on a tour from the beach area to the historic centre in order to discover the most important venues of the city, included the marittime villages, north and south of Rimini center. An unusual means of transport to visit the city and the beach.

Daily tours are scheduled from the beginning of June to mid- September. 
The service covers the North, Central and South Rimini areas:

Red line: afternoon tour 
Orange line: Wednesday and Saturday morning trip to the market
Blue line: evening tour with stop at Borgo San Giuliano
Green line: evening tour of the historic center

The red and green lines in Rimini Center pass through the main historic points of Rimini: Tiberius Bridge, Piazza Tre Martiri, Panoramic Wheel, Sismondo castle and Fellini Museum, Malatesta Temple, Augustus Arch.
The red, green and blue lines to Rimini Centro also offer an audio guide to be listened to during the route
In addition, on Wednesdays and Saturdays morning you can reach the Rimini market with departures from Miramare, Marina Centro, Viserba.  
See the schedule on the reference site.

The rest of the year the train Lillput is available on request for groups, minimum 10 pax. On request guided tours are available also in foreign languages. The cost depends on the kind of tour and the number of partecipants.

During the Christmas time the trains offer a regulare free services to go to the city centre from several parking places.
Tthe service is available with three free transport lines through small trains departing from the Settebello, Marzabotto and Palacongressi car parks to the historic center. In detail: Settebello Parking - Center (Arco d'Augusto, Piazza Tre Martiri and Gramsci) in the time slots 9.00am - 12.55pm / 3.00pm - 7.55pm with rides every 20 minutes; Marzabotto - Centro car park (Arco d'Augusto, piazza Malatesta and Tre Martiri) in the time slots 9.00am - 12.53pm / 3.00pm - 7.53pm with rides every 30 minutes and Palacongressi - historic center (Arco d'Augusto) in the time slots 9.00am - 12.55pm / 3.00pm - 7.55pm, with rides every 30 minutes. The days of the service are as follows: from 3 to 12 December - from 17 to 24 December - from 26 to 31 December - 1, 2 and 6 January.
The shuttle from the Celle area is also available, scheduled at the times: 3.00pm - 7.53pm, every half hour and stops at the Tpl stops (Celle-Sacramora roundabout, via XXIII Settembre, Piazzale Vannoni, viale Tiberius).