year. >> amazing. 70% of those visitors don't spend the night and are what locals like giovanni and his antique boat club call [ speaking italian ] eat and run. >> every day they say 4 1/2 hourks eat some junk food and buy a chinese mask. the threats to the city are too much, too much mass tourism compared with the good stories. it doesn't mean rich people. the student who arrives hitchliking in venice and stays here and doesn't spend, it's okay. because he wants to live the city, he wants to know it. >> yeah. >> everybody wants to see st. mark's square, quite rightly. i mean, i would. >> yes. >> they have a pretty miserable