<Tr> <Td_colspan="2"> Show map of Texas Show map of the US Show all </Td> </Tr> <Tr> <Td_colspan="2"> Website: Big Bend National Park </Td> </Tr> <P> Big Bend National Park is a United States National Park located in West Texas, bordering Mexico . It has national significance as the largest protected area of Chihuahuan Desert topography and ecology in the United States . It contains more than 1,200 species of plants, more than 450 species of birds, 56 species of reptiles, and 75 species of mammals . </P> <P> The park has many geological features including sea fossils and dinosaur bones, as well as volcanic dikes . The area is also rich in cultural history: from archeological sites dating back nearly 10,000 years to more recent pioneers, ranchers, and miners . </P>

Where is the big bend national park located