Archaeologists have made a huge discovery with signs of habitation stretching from the Protocycladic era until the 7th-8th century AD, which was unearthed at Vryokastro on the island of Kythnos, the site of an ancient city, and the nearby islet Vryokastraki that was once connected to the island by a narrow isthmus. The excavation work was carried out from June 24 until August 4 and finds include an early Christian basilica with later additions, including two towers and strong exterior walls, a number of rectangular rooms partly carved from rock that was used until late antiquity and obsidian tools and...