‘Free’ walking tours in a city
'Free' walking tours in a city Exactly how do 'free walking tours' work for the guide? I get that the guests are expected to contribute SOMETHING at the end, but how does one know exactly how much? Bear in mind you're in a strange city, so you'd really have no idea what to give in terms of payment except if you do some research beforehand. Also, I'm sure that some guests wil...