It is your right to ask a taxi driver for a trip receipt. If you lost something or a crook driver cheat you , you could get your things back and the crook could go to jail if you complain to the proper taxi agency.
Taxi fares in any city in the world no more a mystery . Advance technology: GPS and GooGle maps have helped us to solve this mystery.
Taxifare is expensive and costly. Without proper budget all the fun could be gone. Do your Math first before taking a taxi. Our estimation could give you some comfort.