Determine Walking Distance
To see a satellite view of your walking area and determine the distance of that circuit with a few clicks of your mouse visit: http://www.mapmywalk.com/create

Source of Player Wall Chargers
If you don't have a Personal Computer but want to engage in the Empower Walk program you can order the Empower Walk Kit and then, separately, order a wall charger for your MP3 player.  To find a variety of USB to AC wall chargers for our or any MP3 player start at:
http://www.griffintechnology.com/category/power