The Cueva de las Lechuzas, a natural and extraordinary phenomenon within the mountains of Tingo Maria. peru View from inside the cave,The Cueva de las Lechuzas is located at 673 meters above sea level in the district of Mariano Damaso Beraun, province of Leoncio Prado, Huánuco, Peru.The cave is inhabited by guácharos and bats.34 The entrance is 20 meters high and 25 meters wide.5 It is located in the Sleeping Beauty mountain range of the Tingo María National Park, 6 km from the city of Tingo Maria.