The history of Chester County, the fastest developing county in Pennsylvania, is revealed by the uses of the land through the years, from the agriculture and industries of the nineteenth century to the specialty agriculture and service industries of today. Chester County visits the landscape and community that has endeared generations of residents. Rediscover Saturday night movies at the Warner Theatre in West Chester and root-beer floats at the Guernsey Cow in Exton. Visit the industries that built a strong economy in Chester County, such as Lukens Steel and the Sharples Separator Company, and learn about the site of a paper mill that is now a nature preserve for rare Brandywine bluebells.