Kilkis in the context of "Kilkis (regional unit)"

The Gallikos (Greek: Γαλλικός) is a river in Central Macedonia, Greece. It was known as the Echedoros (Εχέδωρος) in antiquity and the Gomaropnichtis (Γομαροπνίχτης) in the Middle Ages. The current name probably derives from the ancient Roman colony of Callicum (modern Kilkis) near the river.

It rises in the Krousia Mountain and flows into the Aegean Sea in the Thermaic Gulf, near Sindos. It is 70 km (43 mi) long. Its drainage basin is 1,055 km (407 sq mi).

The Technological Educational Institute of Central Macedonia (TEICM; Greek: Τεχνολογικό Εκπαιδευτικό Ίδρυμα Κεντρικής Μακεδονίας, TEIKM) was a higher-educational institute supervised by the Ministry of Education, Lifelong Learning and Religious Affairs.

It was founded in 1983 as Technological Educational Institute of Serres (TEISER; Τεχνολογικό Εκπαιδευτικό Ίδρυμα Σερρών, ΤΕΙΣΕΡ) and is located in the city of Serres with campuses operate also in Katerini and Kilkis. The Technological Educational Institute of Serres (TEISER) was renamed Technological Educational Institute of Central Macedonia (TEICM; Τεχνολογικό Εκπαιδευτικό Ίδρυμα Κεντρικής Μακεδονίας, TEIKM) in 2013. It was consisted the School of Technological Applications, the School of Administration and Economics, and the independent Department of Graphic Arts and Design. The School of Graphic Arts and Design of the Technological Educational Institute of Serres was abolished in 2013, and then the Department of Graphic Arts and Design (2009-2018) became independent and since 2018-2019 academic year was incorporated into the School of Technological Applications. In 2019, the TEI of Central Macedonia, the TEI of Eastern Macedonia and Thrace, and the Alexander Technological Educational Institute of Thessaloniki merged into International Hellenic University.