Big Bend is a hiker's paradise containing the largest expanse of roadless public lands in Texas. More than 150 miles of trails offer opportunities for day hikes or backpacking trips. Elevations range from 1,800 feet along the Rio Grande to 7,832 feet on Emory Peak in the Chisos Mountains. Elevation changes produce an exceptional variety of plants, animals, and scenic vistas. Generally, hikers can expect a 20°F temperature difference between low and high elevation hiking areas.