Valibona have reached more than 1,700 people and much of its economy was based on the production of charcoal. In the 60s, the introduction of new forms of energy production was relegating this activity, which accelerated the depopulation of the municipality. Undoubtedly, the bunkers are part of the history of the town and now this is very present in the new Interpretation Center. During the Easter holidays, the residents returned Vallibona build a coal and opened this museum, it is important to remember history.