LITTLE KNOWN FACTS ABOUT GUIDED TOURS VS DIY EXPLORING.

any ideas/suggestions. Can it be doable to listen to other team tours close by or do they all dress in headsets? My boyfriend is serious about Finding out, I do not care tour vs self. In any case is sweet for me (but need to say i like more cost-effective tickets). Also, could it be tough to acquire tickets on arrival for skip the road self tours i