At first glance, Imus’ “The Essential Geography of the United States of America” may look like any other U.S. wall map. It’s about 4 feet by 3 feet. It uses a standard, two-dimensional ...

This may seem unbelievable, but in the course of creating this map ... obsession with geography began early, in a 1966 Ford Country Squire station wagon, when my parents took us kids — five ...