actually i don't think that there is a connex. between travelling and food... wen u r in a travel i wll request u to take light foods such as bread and dibre rich food.. and during ur hours free frm travelling u may have some heavy and nutritious food so that u may not feel the tiredness of frequesnt travelling
This answer is chosen as the best answer for this question.
4.
For those travelling by the airlines, what ever the airlines offer; for those travelling by train whatever the catering department offers; for those travelling by bus, whatever is available on dhabas. :D