Los 'gatos' de Lumbier Curiosity · Lumbier, Sangüesa, Navarra Image of Lumbier, not of the place itself. The residents of Lumbier are popularly known as "gatos" ("cats"), a nickname that arose during the Peninsular War when afrancesados (pro-French collaborators) fleeing Madrid were discovered hiding in the town on their way to France. Photo: Cruccone (CC BY 3.0) What to see and do in Lumbier