The first US national park to allow a powerful ‘track chair’ to experience trails

Trails through Michigan’s Sleeping Bear Dunes National Lakeshore can be steep or sandy — but people who require hiking mobility assistance can now rent a motorized chair with treaded tracks to get around.http://rss.cnn.com/~r/rss/edition_travel/~3/Uz8o9Aow9Ao/index.html