Located in the town of Villacibio (Palencia, Castilla y León and just 5 km from the Hermitage of Santos Justo y Pastor de Olleros de Pisuerga. It is about 1200 m from the town and is excavated in a sandstone rock located on a hill in the payment called San Pelayo, looking to the west and about 200 m from a small stream known as Monegro stream.It stands out for its archaism materialized in two primitive horseshoe arches excavated in the rock.