Chios has one of the best preserved medieval defence networks in the Mediterranean comprising of castles, guarding towers and fortified settlements. Some of the most famous and worth to visit are the Castle in the capital city of Chios and the medieval fortified settlements of Anavatos. Nea Moni is a monastery built in the 11th century located in the centre of the island. The monastery is a World Heritage Monument. The village of Kambos has a unique natural beauty as it is full of orchards and great mansions with pebble paved courtyards. The whole island of Chios is dotted around with splendid beaches, some of the most popular are: Bella Vista, Daskalopetra, Afanis Naftis, Giossonas, Gyaliskari, Mavra Volia, Karfas, Megas Limnionas. A visit to the villages in Southern part of the island where mastic is produced is a must.