Marseille, Provence-Alpes-Cote d'Azur to Grenoble, Auvergne-Rhone-Alpes from $18: 7 ways by bus, train, flight or car

• Onboard services for trains from Marseille to Grenoble include a catering menu offering snacks, light meals, and beverages. Make sure to try the regional specialties, like a typical Provençal pastry or local wines. Check with the train operator if there's a dining car or if meals can be ordered via an app from your seat.

• The route is primarily serviced by SNCF with options for First Class and Second Class seating. First Class seats offer more legroom, personal power outlets, and sometimes complimentary refreshments, while Second Class provides comfortable seating at a more affordable price. Ensure you book your preference in advance through the SNCF website (sncf.com).

• After arriving in Grenoble, the train station (Gare de Grenoble) is well-connected. You can leave your luggage at the automatic luggage lockers available at the station, allowing you to explore the city freely. The station also has restroom facilities but does not have showers. For a quick connection to the city center, catch Tram A towards the 'Grenoble - La Tronche / Hôpital' (which goes directly to the heart of the city) or take Bus Line 20. For local transport schedules, visit the local tram service site at tag.fr