305a Radio Shangri-La in Bhutan; Tibet on the Edge; Pico Iyer: Lonely Places

Lisa Napoli tells us about the Himalayas and her time helping to start a radio station in Bhutan. Photographer Phil Borges describes how much things have changed on a recent return to rural Tibet and what's threatening its indigenous people.  Also, author Pico Iyer explains the appeal of spending time in some of the world's least likely places for tourism.