Landforms of Kilkis (regional unit)

The Vardar (; , , ) or Axios (, ) is the longest river in North Macedonia and a major river in Greece, where it reaches the Aegean Sea at Thessaloniki. It is long, out of which are in Greece, and drains an area of around . The maximum depth of the river is .

lake in Greece and North Macedonia

Belasica (Macedonian and Bulgarian: , also translit. Belasitsa or Belasitza, Ottoman Turkish: بلش Turkish: Beleş), Belles (, Bélles) or Kerkini (, Kerkíni;), is a mountain range in the region of Macedonia in Southeastern Europe, shared by northeastern Greece (about 45%), southeastern North Macedonia (35%) and southwestern Bulgaria (20%).

river in Central Macedonia region, Greece

salt lake in Greece