Mariscal Canyon
Rio Grande • CO, NM, TX
Length
10.0 mi
Difficulty
Class II-III
Shuttle
25 mi / 70 min
🪪 Permit required
— Big Bend National Park (NPS)
— Apply ↗
The most remote canyon in Big Bend NP, reached by rough 4WD roads to
Talley. Tight limestone walls, the Tight Squeeze and Rockslide rapids,
and deep solitude. NP river permit required.
✓ Real river route loaded