Gruta de las Maravillas, Aracena, Huelva, Huelva, Spain
The Cave of Wonders , located in the Huelva town of Aracena , is an inexhaustible source of beauty, wrought by time on nature itself, with the help of such simple elements such as water and stone. The exceptional collection of galleries, halls, underground lakes and courses that time and water have carved within Cerro del Castillo , has been formed on Paleozoic limestones in a continuous karstic, the only system of its kind, witnessed eras and climates pasts. Probably one of the most beautiful and best preserved caves in the world. Visit Spain. Epic Spain Route © Monika Newbound