Lewis and Clark Article

A while back I was asked to do an interview with the Pioneer Log, my college's student newspaper and here is the result: http://www.lclark.edu/live/news/25626-alumnus-gets-to-know-america-one-step-at-a-time

I often imagine I hear this opening whistle as though coming from a great distance in the sky in front of me and I wonder if it isn't the sound of something I'm chasing. Lead on, Mr. Bird!