It is fairly easy to navigate the city of Da Nang. Han River is to the West side of the city, with Bach Dang road facing the river. This is also where the majority of restaurants and hotels concentrate. The airport is only 15 minutes away from Han River. The taxi ride costs about 2 dollars one way.
Metered taxis are available for low cost. Most popular taxi companies are Mai Linh (0511-356-5656) and Taxi Xanh ((0511-368-6868)
Da Nang is a green city, or green enough that you can bike around for a few hours without feeling exhausted from the pollution or noise. Biking along My Khe beach or Bach Dang Road is one of the underrated leisure activities in Da Nang. Bicycles are available for rents at the travel agencies on Bach Dang Road.
You will be pleasantly surprised by the motor-taxi experience in Da Nang. You will not experience as many hassling follows like in Hue and hardly have to bargain. Trips around town would cost you less than 1 dollar.