The Panaghia (Virgin) Chalkeon (1028), Hosios David (12th century), St Panteleemon (late 13th or the early 14th century), is of four-columned cross-in-square type, Ayioi Apostoloi (1310-1314),Taxiarches (14th century), Panagouda a three-aisled basilica with significant icons, Agios Ioannis Prodromos (Nymphaion),Vlatadon monastery a 14th century foundation of which only the katholikon and two cisterns within the precinct survive, Ayios Demetrios a splendid basilica dedicated to the patron saint and protector of the city, etc. http://www.visitgreece.gr/en/main_cities/thessaloniki