wanderlust

from WordNet (r) 3.0 (2006)

wanderlust
    n 1: very strong or irresistible impulse to travel [syn:
         {wanderlust}, {itchy feet}]

from Moby Thesaurus II by Grady Ward, 1.0

29 Moby Thesaurus words for "wanderlust":
      Wanderjahr, afoot and lighthearted, bumming, discursion,
      divagation, drifting, errantry, flitting, gadding, hoboism,
      itineracy, itinerancy, nomadism, peregrination, pererration,
      ramble, rambling, roam, roaming, rove, roving, straying, traipsing,
      vagabondage, vagabondia, vagabondism, vagrancy, wandering,
      wayfaring