Rome has long been one of the world’s most popular travel destinations, and it’s easy to see why. The Eternal City is home to countless iconic sites, such as the Colosseum and Trevi Fountain, and the mouthwatering pasta and other great food can’t be beat.

But as with any place with a large tourism industry, it’s common for visitors to make certain mistakes ― and the locals are in a position to see all of it. We asked people who live in Rome, from expats to natives, to share some of the errors they’ve observed.