Sierra del Divisor is a mountain range located in the border between Peru and Brazil,[1][2] rising up from the Amazonian plain.

It is the only mountainous area in the lower Amazonian jungle.

[3] The best-known feature of the range is a pyramid-like mountain called El Cono, which in clear weather is visible from the Andes far to the west.

[4] On November 8, 2015, the Peruvian government announced it had designated 3.3 million-acres of rainforest in the mountain range as a national park.

This South America mountain, mountain range, or peak related article is a stub.