Tílos is a small Greek island and municipality located in the Aegean Sea. It is part of the Dodecanese group of islands, and lies midway between Kos and Rhodes. It had a population of 780 at the 2011 census).  Along with the uninhabited offshore islands of Antitilos and Gaidaros, it forms the Municipality of Tilos, which has a total land area of 64.5 Km².

The island has 5 castles which were used to protect islanders from invaders.There’s the Monastery of ÁyiosPandeleímon which has fresh cold water springs as well as an enormous loquat tree.The capital, MegáloChorió, was built in the early 19th century at the foot of the ancient city of Telos. From the capital, the ancient ruins stretch right up to the site of the city’s acropolis. In the south of the island you’ll also find abandoned settlements including the island’s old capital MikróChorió.