Since The Amazing Race 20 » Timeline & Spoiler Summary for leg 4 is down.
The case from here seem to be, Leg 4 sites in Turin is the Museo d'ell automobile, Oval Lingotto Olympic Stadium (former Fiat Factory),Piazza Vittorio Veneto, rappel down carpark, paint statue and food challenge.
And maybe FF: helicopter task.
Palazzo Madama in Piazza Castello is the pitstop.
The leg is a Non-elimination leg.
Do i have everything or have i missed something??