Explore hiking trails around Belazaima do Chão, Castanheira do Vouga e Agadão, Aveiro. The best hike near Belazaima do Chão, Castanheira do Vouga e Agadão is Estrela via EN 338, a 10.7 mile oneway in Site of Community Importance Serra da Estrela. Belazaima do Chão, Castanheira do Vouga e Agadão has population 1416.0.