Biggest part is putting yourself into a different situation. It gives you a lot of different threads to pull on, especially if you are traveling more to explore and less to just participate in leisure. Leisure is still required for burnout recovery, and sometimes seeking a very quiet place in which your needs are taken care of is the best way to quiet down all the hypersensitive alarms in your body and mind. Sometimes travel is for like going somewhere different, seeing how different people live, doing something you normally wouldn't do.