The Tracks Across Borders Byway follows the route of the original Denver & Rio Grande between Chama, NM and Durango, CO. Using GeoAlerts, the app will announce when you are near points of interest along the byway. You can read about the historic places as well as see pictures or maps of the area as it used to be. Please select the button below to to follow the TABB. Be sure your GeoAlerts are enabled. Enjoy!