4. Cascata delle MarmoreMarmore The Cascata delle Marmore is a man-made waterfall created by the ancient Romans. Its total height is 165 m , making it the tallest man-made waterfall in the world. Of its 3 sections, the top one is the tallest, at 83 m . It is located 7.7 km from Terni, a provincial capital of the Italian region of Umbria. Its source is a portion of the waters of the river Velino , after flowing through Piediluco lake near the community of Marmore. It pours into the valley below formed by the river Nera. Its flow is turned on and off according to a published schedule, to satisfy the needs of tourists and the power company alike. Tourists try to be there the moment the gates are opened to see the powerful rush of water. From Wikipedia, the free encyclopedia.
8. Rocca CalascioCalascio Rocca Calascio is a mountaintop fortress or rocca in the Province of L'Aquila in Abruzzo, Italy. At an elevation of 1,460 metres , Rocca Calascio is the highest fortress in the Apennines. Built of stone and masonry exclusively for military purposes and intended only to accommodate troops and never as residence for nobles, the fortress overlooks the Plain of Navelli at one of the highest points in the ancient Barony of Carapelle. Construction of the fortress started in the tenth century as a single watchtower. A walled courtyard with four cylindrical towers at the corners around a taller inner tower was added in the thirteenth century. The lower half of the fortress is built with distinctively larger stones than its upper half. It is believed that this feature was to make its base impenetra... From Wikipedia, the free encyclopedia.