Church of San Pedro Apóstol de Vallecillo Monument · Vallecillo, Sahagún, León Image of Vallecillo, not of the place itself. Its tower, earlier than the sixteenth century, was raised with earth and stone walling and reaches some fourteen metres; the interior holds a sixteenth-century Renaissance main altar of polychrome wood with reliefs dedicated to San Pedro. Photo: No machine-readable author provided. Tanq~commonswiki assumed (based on copyright claims). (Public domain) What to see and do in Vallecillo