The Big Bend National Park in Texas is a remote area with incredible beauty and biodiversity. To navigate through the desolate land, you can use the National Geographic Big Bend National Park: Trails Illustrated Map. National Geographic is a leader in providing detailed, precise maps for hiking, boating and driving through some of the country's greatest national parks. Its Big Bend map indicates where hiking trails and primitive trails are located and includes river mileage markers for those traveling by boat on the Rio Grande. Experience the largest protected area in the Chihuahuan Desert and don't forget your map!