of new orleans, and continued across from louisiana to texas, and one of america s most distinctive national parks. this is the rio grande day. welcome to the border! this week, welcome to the border! this week. as welcome to the border! this week. as i welcome to the border! this week, as i continue - welcome to the border! this week, as i continue my- welcome to the border! this week, as i continue myjourney along the rail route, but off the beaten track, ifind out how close we came to the end of the world. how close we came to the end of the world- the world. three, two, one, release- the world. three, two, one, release. you the world. three, two, one, release. you and the world. three, two, one, release. you and i the world. three, two, one, release. you and i have - the world. three, two, one, release. you and i have just| release. you and i havejust started something that we can t stop. started something that we can t sto -. ,. ., ., started something that we can t