Biking
Miami these day is more bike friendly than ever before.
Lots of new bike paths, bike friendly drivers and pedestrians. If you decide to take a tour around Miami, you will not regret it.
If you don't have a bike, no problem either. There is over 100 bike rental station all over the town. This new service is called Deco Bike, you can simply go from station to station, rent a bike and return it couple miles down the beach, it is that easy.