Handcrafted leather of Quintanilla de Santa Gadea Curiosity · Alfoz de Santa Gadea, Las Merindades, Burgos Image of Alfoz de Santa Gadea, not of the place itself. In Quintanilla a workshop of artisan leatherwork is kept up, one of the few productive activities of a municipality of three villages and a hundred inhabitants from which Arija separated in 1930. Photo: Tony Rotondas (CC BY-SA 4.0) What to see and do in Alfoz de Santa Gadea