Orinoquía natural region
The Orinoquía region is one of the six natural regions of Colombia that belongs to the Orinoco River watershed. It is also known colloquially as the Eastern Plains. The region covers most of the area of the departments of Arauca, Casanare, Meta, and Vichada and small parts of the Boyacá, Norte de Santander, and Cundinamarca departments.
Biogeographical subregion
The Orinoquía region has the following subregions:- Plains Foothills: in between the East Andes and the Eastern Plains; elevations ranges between and ; mostly covered by dense tropical humid forest
- Meta River Plain
- Arauca Marshlands
- Serranía de la Macarena