By Val Putman

“Today it is much more common to see walking paths and bike trails than it is to see golf courses and tennis courts,” Urban Land Institute Senior Resident Fellow, Ed McMahon said. “Walking for pleasure is the single most popular form of outdoor recreation in the U.S. Multi-purpose trails also lend themselves to all the other kinds of linear activities that are so popular today: jogging, running, skate boarding, bicycling, cross-country skiing, etc.”