num_pages: 300
description: McPhee embarks on a fascinating journey across the basement of the continent -- the land masses forming Illinois, Iowa, Nebraska, and thereabouts -- with a professor and geochronologist acting as a guide.
title: Crossing The Craton
titlecomplete: Crossing The Craton
genres: Nature, History, Science, Geology, Nonfiction, Natural History
ratings_count: 150