Chapel of San Sebastián do Pico Sacro Monument · Boqueixón, Santiago, A Coruña The capela de San Sebastián, on the southern slope of the Pico Sacro (Boqueixón), has a rectangular floor plan with a gabled roof and is the last remnant of the monastery founded by Bishop Sisnando in the year 911. Despite reforms in the 19th and 20th centuries it preserves a 12th-century altar stone and Romanesque columns. A pilgrimage is held there every 20 January. Photo: Xosema (CC BY-SA 4.0) What to see and do in Boqueixón