Peter Jenkins hangs out in "Nimrod," a 100-year-old white oak tree in Atlanta. He's used the tree to teach thousands of people the basics of tree climbing.
This is not, apparently, just a course for scholarship athletes looking to remain eligible. It's a course you can take if you're just a kid...or if you're old enough to think your tree climbing days were over. KUNC's Nancy Greenleese has our story from Wheat Ridge, Colorado.