In the lower reaches, it forms the natural border between the Czech Republic and Slovakia and between Austria and Slovakia with a total length of 114 km. On the territory of Bratislava, directly below the Devín Castle, it flows into the Danube on the left.
In the lower reaches, it forms the natural border between the Czech Republic and Slovakia and between Austria and Slovakia with a total length of 114 km. On the territory of Bratislava, directly below the Devín Castle, it flows into the Danube on the left.