Tom Mullikin spent several days in Alaska as a National Geographic Expert for National Geographic's Alaska Expedition - DENALI TO PRINCE WILLIAM SOUND.  National Geographic describes their Expeditions as "spanning the globe" and "designed to reflect NG travelers' broad spectrum of interests.  The iconic magazine tapped Tom to lead this expedition base on his considerable knowledge of the Alaskan environment.  

You can find Tom's Alaskan Expedition Blog here:  DENALI to PRINCE WILLIAMS SOUND