An unnamed cave natural arch in Freemont County, Colorado
Photo by Jay Wilbur
NABSQNO 13S-419370-4261030. This unnamed cave natural arch is eroded through limestone. It is located on private land about seven miles east of Salida in Freemont County, Colorado. Close access requires special permission of the landowner. However, the arch is easily viewed from several vantage points along US Highway 50. It has a span of 18 feet and a width of about 60 feet. Vreeland listed this arch in his catalog as number 18-3.