They don’t really do anything. They see the catered for attractions, on schedule, with no freedom, pissing off the public along the way. Hence things like this obviously happen.
You want to do something with a group of people? So, go do something with a group of people. Don’t do it with tourist guide companies. If you struggle to fathom such a simple concept, you probably shouldn’t be travelling amongst other cultures and areas yet before reading a bit first. That should be Step 1 of touring anyway, just in case that concept somehow has eluded anyone. It’s called basic respect.