3. Don't Expect to Pull Your Suitcase
Most of the sidewalks in cities by the sea are covered in coarse sand, turning the entire attempt of pulling your wheeled suitcase behind you into an obstacle course. Add to the equation that nearly all sidewalks in Norway have run gutters cut into them; the end result is a broken suitcase and a sprained ankle. Get a suitcase with off-road capabilities, or better yet, a backpack.