Big Bend sheds a different light on the US frontier

It's late afternoon in Santa Elena Canyon -- a 19-mile gorge that separates Big Bend National Park in West Texas and three national parks in Mexico -- and we're setting up camp along a remote stretch of the Rio Grande.

Big Bend sheds a different light on the US frontier
It's late afternoon in Santa Elena Canyon -- a 19-mile gorge that separates Big Bend National Park in West Texas and three national parks in Mexico -- and we're setting up camp along a remote stretch of the Rio Grande.