THE SMART TRICK OF GUIDED TOURS VS DIY EXPLORING THAT NO ONE IS DISCUSSING

any thoughts/suggestions. Can it be attainable to hear other team tours close by or do all of them don headsets? My boyfriend is interested in learning, I tend not to care tour vs self. In any case is nice for me (but have to say i like more cost-effective tickets). Also, is it really hard to buy tickets on arrival for skip the road self tours in E