Kos is an island in the southeastern Aegean and belongs to the Dodecanese complex; it is the third largest island in the complex and the second in population. It is called the island of Hippocrates father of medicine and has a rich tourist and archaeological interest. The island's infrastructure is modern in terms of accommodation, entertainment, and dining. Sights, monuments and archaeological sites attract all visitors from all over the world. Indicatively, some of them are the ruins of the ancient city that contain sections of the Ancient Agora, the Caza Romana, the Ancient Stadium, the Asclepius, and amazing sights such as the famous Hippocrates plane tree, Therma and the cave of the White Stone, among others. The architecture of the city varies because the island of Kos was conquered by various cultures over the years.