"Best exchange rate for € or $ I found was at UniCredit Bank at lower level. Avoid currency exchange kiosks.And like everyone mentioned, taxis are sleazy and will overcharge."
"Guards charge €2.00 per person for photos with them. They can also stamp your passport for more €."
"Free half day city tour with morning and afternoon schedule. Great when you have 5 hours between connections. See counter at arrival area after customs."