Caputo, his wife, and his two hunting dogs travel from the southernmost to the northernmost point of the U.S. trying to answer the question: what is the glue that holds Americans together? We are such a diverse people spread out over such a diverse landscape from sea to shining sea.

Historical trivia, local color, and a few laughs follow Philip Caputo on his long trip. It's all in the journey, not the destination. Also, it is a very personal journey. Each one of us could write a very different memoir about the same trip. I anxiously await my opportunity.

The Longest Road is the 2014 Big Read selection. Find discussions, programs, and author visit information here, he’ll be at Ashton Place on May 1.