Triassic quartzite (Verrucano group) used for building in the Middle Age, Lucca
Triassic quartzite (Verrucano group) used for building in the Middle Age, Lucca
Triassic quartzite (Verrucano group) used for building in the Middle Age, Lucca
Triassic quartzite (Verrucano group) used for building in the Middle Age, Lucca