Arauca River

The Arauca River rises in the Andes Mountains of north-central Colombia and ends at the Orinoco in Venezuela. For part of its run it is the boundary between Colombia and Venezuela. The major city on its banks is Arauca, Colombia and El Amparo, Venezuela.
  • Countries: Colombia · Venezuela
  • Source: Páramo del Almorzadero
  • Mouth: Orinoco
  • Length: 1,050 km (650 mi)
  • Basin size: 31,000 km² (12,000 sq mi)
Data from: en.wikipedia.org