The verb travel has 6 senses (first 5 from tagged texts)
1. (36) travel, go, move, locomote -- (change location; move, travel, or proceed; "How fast does your new car go?"; "We travelled from Rome to Naples by bus"; "The policemen went from door to door looking for the suspect"; "The soldiers moved towards the city in an attempt to take it before night fell")
2. (9) travel, journey -- (undertake a journey or trip)
3. (3) travel, trip, jaunt -- (make a trip for pleasure)
4. (2) travel, journey -- (travel upon or across; "travel the oceans")
5. (1) travel -- (undergo transportation as in a vehicle; "We travelled North on Rte. 508")
6. travel, move around -- (travel from place to place, as for the purpose of finding work, preaching, or acting as a judge)