The Pike and San Isabel National Forests Cimarron and Comanche National Grasslands is comprised of 2 national forests and 2 national grasslands that (forest locator map) cover nearly 3 million acres, between the prairies of western Kansas and some of Colorado's highest mountain peaks along the Continental Divide. These sprawling forests and grasslands are an eight hour drive from boundary to boundary. This landscape offers a variety of ecosystems rich in history, geology, scenery, wildlife habitat and recreation opportunities.