backpack
/ˈbæk.pæk/verb
To hike into remote country and camp overnight, carrying your gear in a pack on your back.
"Backpacking through Europe" specifically suggests cheap, independent travel with hostels, not just walking with a pack.
Related words
sightseeingThe activity of traveling around to visit and look at interesting places.itineraryA planned list of the places you will visit and things you will do on a trip.reservationAn arrangement made in advance to hold a hotel room, table, seat, or other service for you.arrivalThe act of reaching a place, especially at the end of a journey.adventureAn eagerness for thrilling experiences and unfamiliar things.departureThe act of leaving, or a person or thing that has left.