Komárno fortification system is a system of forts, bastions, and fortifications in and around the towns of Komárno and Komárom (they were one town until the treaty of Trianon) on the banks of both the Dunaj and Váh rivers.

Components

• The central Fortress of Komárno at the confluence of Danube and Váh rivers:
  • Old Fortress strengthened after the Mongol Invasion in 1242.
  • New Fortress built from 1658.
• Entrance of Fort MonostorCity fortifications (with 16 large bastions and interconnecting walls):
  • Palatinus Line
  • Váh Line
• Váh bridge-head on the left bank of Váh (and Danube).
• Fort Monostor (Fort Sandberg) in Komárom on the right bank of Danube.
• Fort Csillag (the Star Fort, csillag meaning “a star” in Hungarian language)
• Fort Igmánd