The 704 liO bus takes you from Gaillac, on the Occitanie Rail Tour Cathedrals service, to Castres on the Occitanie Rail Tour Tarn service (or vice versa). The bus will stop you in Lautrec to visit (or stay) in one of the "Plus Beaux Villages de France".
- Period: all year round.
- Days: Monday to Saturday.
- Start point from Gaillac: Hôpital.
- Start point from Castres: Gare Routière.