A retelling of the day Jackie Mitchell, a seventeen-year-old female professional baseball player, struck out the New York Yankees best hitters, Babe Ruth and Lou Gehrig, in an exhibition game in 1931.

Prairie Dog takes a trip from his home in Badlands National Park to see Mount Rushmore and meets many animal friends in other national parks along the way. Includes information about Badlands National Park, Custer State Park, Wind Cave National Park, Jewel Cave National Monument, Devils Tower National Monument, and Mount Rushmore National Memorial.