Sandstone Bluffs Arch in Cibola County, New Mexico
Photo by Jay Wilbur
NABSQNO 13S-241169-3871345. Sandstone Bluffs Arch is a cave natural arch eroded through Zuni sandstone. It is located in the El Malpais National Monument, Cibola County, New Mexico. Vreeland reports a span of 27 feet in his catalog where the arch appears as number 17-18.