Stock Photo - Autumn in the poplars of the Dulce River canyon in Aragosa, Guadalajara, is an amazing spectacle. The Dulce River canyon, known for its impressive gorge, is located in the province of Guadalajara, in Castilla-La Mancha, Spain. During this season, the cottonwood trees growing along the canyon display a beautiful range of colors, ranging from yellow and gold to deep orange and red. These trees, also called cottonwoods, are deciduous and contrast beautifully with the cliffs and the river flowing in the canyon. This autumn landscape has become a very popular destination for nature lovers and photographers, as hikes and excursions in this area offer the opportunity to enjoy the natural beauty and capture stunning photos.