Parkour

Parkour, a sort of sport that uses urban spaces as a series of obstacles to spring over and around, is a growing trend in South Florida. But local officials are concerned about the liability issues of careening "traceurs" in public parks and plazas.

While urbanists have long used the built environment as their playground, the French sport of parkour is connecting residents of America's cities to their surroundings in a new, if not extreme manner.