The Airou basin is a natural area of ecological, faunistic and floristic interest, as well as a Natura 2000 site. This area is crossed by a local river called the Airou. It is renowned for its fauna and flora. Interpretive panels provide more detailed information about the natural riches of this place. A few amenities have been added to enhance the hiking experience, including picnic tables and a pétanque court. Be sure to walk under the majestic Guibel Viaduct!