Roger's pictures below (wide views, reflections, close-up cave shots, and touches of blue with hints of discovery):
All of the photos below can be better viewed bigger on http://sombrero.net/.
Painted Shelter, near the Pecos River.
Devils River, downstream view.
Painted Shelter, red monochrome style.
Cedar Springs Shelter, approach. (Roger Hodge, going where Google does not.)
Cedar Springs Shelter.
Cedar Springs Shelter, Pecos River style.
Close-up. Cedar Springs shelter, red linear style.
Halo Shelter, Pecos River style.
Descent to Halo Shelter.
Approaching Halo Shelter.
Halo Shelter, left.
Halo Shelter, center.
Halo Shelter, right.
Halo Shelter, detail.
Halo Shelter (see more at http://sombrero.net/)
The last Halo Shelter, for now.
Roger: we look forward to seeing more from the road.