Saint-Étienne – Gorges de la Loire Nature Reserve

Lac de Grangent is a lake in Loire, France. At an elevation of 420 m, its surface area is 3.65 km2.

The Château d'Essalois is a restored castle in the commune of Chambles in the Loire département of France, overlooking a dammed portion of the river Loire, Lake Grangent.

Chambles (French pronunciation: [ʃɑ̃bl]) is a commune in the Loire department in central France. The commune has an area of 18.90 km2 and its altitude ranges from 360 to 741 meters. As of 2019, there were 522 dwellings in Chambles, of which 420 main residences.

The Château de Grangent is a ruined castle in the commune of Saint-Just-Saint-Rambert in the Loire département of France. At the time of its construction, originally around 800, it was on a promontory standing some 50 metres above the river Loire. The building of the Grangent dam means that it is now on a small island in a lake, the lac de Grangent. It is overlooked by the larger castle, the Château d'Essalois. During the Middle Ages and later, it suffered destruction, rebuilding and several restorations. It has been listed since 1945 as a monument historique by the French Ministry of Culture. The castle is privately owned.

Çaloire (French pronunciation: [salwaʁ]) is a commune in the Loire department in central France. It is close to the villages of Unieux, Chambles and Saint-Paul-en-Cornillon, and 5 km northwest of Firminy, the largest town in the area.

The Ondaine or Ondenon is a river in the Loire department of France. It is a right tributary of the Loire.

Unieux (French pronunciation: [ynjø]) is a commune in the Loire department in central France. Unieux is located within a larger metropolitan area, yet is surrounded by delightful and varied countryside. In recent years, the council of Unieux has made great efforts to improve and modernize the communications infrastructure. This has included road and transport improvements, and the addition of a sophisticated multimedia library that enables the citizens of Unieux to keep in touch with the world beyond Unieux.

The canton of Firminy is a French administrative division located in the department of Loire and the Auvergne-Rhône-Alpes region. It includes the following communes: Caloire Firminy Fraisses Saint-Paul-en-Cornillon Unieux

Saint-Just-Saint-Rambert (French pronunciation: [sɛ̃ ʒy(st) sɛ̃ ʁɑ̃bɛʁ]) is a commune in the Loire department in central France. Saint-Just-Saint-Rambert was created in 1973 by the merger of two former communes: Saint-Just-sur-Loire and Saint-Rambert-sur-Loire.

Saint-Paul-en-Cornillon (French pronunciation: [sɛ̃ pɔl ɑ̃ kɔʁnijɔ̃]; Occitan: Sant Paul jos Cornilhon) is a commune in the Loire department in central France.

Fraisses (French pronunciation: [fʁɛs]) is a commune in the Loire department in central France.

Firminy (French pronunciation: [fiʁmini]; Occitan: Frominiu) is a commune in the Loire department in central France. It lies on the river Ondaine, 13 km southwest of Saint-Étienne by rail.