Stavronikita Monastery is an Eastern Orthodox monastery at Mount Athos in Greece, dedicated to Saint Nicholas. It is built on top of a rock near the sea near the middle of the eastern shore of the Athonite Peninsula.
The Church of Saint Demetrius is the main sanctuary dedicated to Saint Demetrius, the patron saint of Thessaloniki (in Central Macedonia, Greece), dating from a time when it was the second largest city of the Byzantine Empire.
Arch of Galerius, Thessaloniki, Greece. The arch was built in 298 to 299 AD and dedicated in 303 AD to celebrate the victory of the tetrarch Galerius over the Sassanid Persians and capture of their capital Ctesiphon in 298