Guides the reader in gaining a fuller appreciation of the natural landscape by posing questions and suggesting observations they can make for themselves. Includes such topics as how to determine the shape of the earth, where rain and snow come from, the various ways that water circulates over land, and why the sea is salt. Lays the foundation for a lifetime of ongoing interest in and observation of ever-changing geographical features, with a greater understanding of how it came to be the way it is today.