Approximate location — plotted from published sources, not a site visit, and not a guarantee of access.
NPS monument on Albuquerque’s West Mesa protecting one of North America’s largest petroglyph concentrations — ~24,000 images pecked into volcanic basalt along a 17-mile escarpment. Managed viewing at Boca Negra, Rinconada, and Piedras Marcadas canyons; visitor information center on Western Trail orients hikers before trailheads.