The Dolomites are a mountain range located in northeastern Italy. They form a part of the Southern Limestone Alps.They extend from the River Adige in the west to the Piave Valley in the east. The Dolomites comprise a mountain range in the northern Italian Alps, numbering 18 peaks which rise to above 3,000 metres and cover 141,903 ha. It features some of the most beautiful mountain landscapes anywhere, with vertical walls, sheer cliffs and a high density of narrow, deep and long valleys.