71359146 - Italy, Sardinia, Sulcis-Iglesiente, Fluminimaggiore. Su Mannau cave is considered one of the most interesting karst caves in Sardinia.71359145 - Italy, Sardinia, Sulcis-Iglesiente, Fluminimaggiore. Su Mannau cave is considered one of the most interesting karst caves in Sardinia.
