According to Baidu Encyclopedia, Italy is located in the south of Europe, including Apennine Peninsula, Sicily, Sardinia and other islands. It borders France, Switzerland, Austria and Slovenia with the Alps as the barrier in the north, and the Mediterranean Sea, Adriatic Sea, Ionian Sea and tyrrhenian sea in the east, south and west respectively. The land area is 30 1333 square kilometers, and the coastline is about 7200 kilometers long.