Jeddah is the second largest city in Saudi Arabia overlooking the Red Sea . You can see the highest fountain in the world and go to the best beaches surrounded by date trees . There are a lot of seafood restaurants and cinemas in the down town area . Gas is very cheap in all Saudi Arabia. The cost of a full tank is around US $8 dollars. You can go shopping the biggest malls in Saudi Arabia and the highest tower in the world is under construction nowadays.