Couchettes are available in second class. So no peeking. So you won't be disturbed by customs officials at night, the steward may ask for your pass and passport. Don't worry, their not trying to steal your pass or your identity, they just want to make sure you get a good nights rest. Eating On The Train.
Catering is provided on most long distance trains.
A dining car and a bar car can be found on high-speed trains in first class . Paris - Lisbon. Soup, Wild turkey with rice, fava beans, fruit and flan, and coffee. On most first class trains it is always wise to make reservations for the dining car if they are accepted. I n second class, a trolly car is pushed up the aisle where various snacks are served such as soft drinks, sandwhiches, potato chips and beer.