If we started a bit farther downstream, where springs feed the Rio Grande, increasing its flow, we could do anything from a four-day Boquillas Canyon run to the more intense Lower Canyons trip ...

Sul Ross’ Kevin Urbanczyk studies the Lower Canyons on the Rio Grande, downstream of Big Bend. At least once a year he loads up a canoe to reach the canyons, which are not accessible by road ...

We're in Martin Canyon, which is in the lower canyons of the Wild and Scenic Rio Grande. It headwaters in two places. The Rio Grande is two rivers. In the United States, it headwaters in Colorado ...

McALLEN, Texas (Border Report) — The lower section of the Rio Grande in South Texas has been named one of the most endangered rivers in the United States. The section — which spans from Del Ri ...