This park was established on May 14, 1965 through Law N 15574, it is located in the department of Huanuco, province of Leoncio Prado, district of Mariano Damaso Veraun. It has a surface of 18 000 hectares and is made up of a chain of mountains called La Bella Durmiente because its summits have the form of a sleeping lady in the city of Tingo María.

The main attractive of this park is the Cave of the Owls that it is the gapped complex underground system in La Bella Durmiente.

You can also visit Jacintillo (solphurous waters) and La Quinceañera (waterfalls). In this park there is a very rich wild fauna made up of 104 species, 9 fishes, 21 bathracion and reptiles, 39 birds and 36 mammals. There are big snakes (boas and mantonas) and small snakes called naka nakas (Micrurus sp.). We can find guacharos (Steatornis caripensis); a nocturnal bird, which nests are inside the caves, Gallito de las rocas or tunqui (Rupícola peruviana); the Jungle Condor (Sarcoramphus papa) and the otero (Momotus momota). Mammals are found in the park as well, for example: sachavaca (Tapirus terrestris) the red deer (Mazamo americana), sajino (Tayassu Tajacu), wild cat (Leopardus pardalis) el frailecillo (Saimiri bolivienis) and the pichicho (Saguinus fuscicollis).

There are 144 species of flowers: 96 arboreal, 17 palm trees and 31 bushes. We can find the cedar (Cedrela sp.), the huasai (Euterpe precatoria) and the bolaina (Goazuma Crinita) as well as different wild archids. The goal is to protect the flora, fauna and beauty landscape where La Bella Durmiente is situated, the Cueva de las Lechuzas, Jacintillo and La Quinceañera (waterfalls).