Viaduc de Millau - 4 Things to Know Before Visiting

The Aven Armand cave, discovered in 1897 by Louis Armand, Martel's second-in-command, has a forest of over 400 stalagmites in its immense underground chamber. It is not exactly a cave: the latter is a horizontal underground cavity, more or less deep, comprising at least one accessible part. It has been open to the public since 1927 after a man-made tunnel and walkway paths were created to permit easier viewing of the Grand Salle.

The Causse Méjean is a vast French limestone plateau that is part of the Grands Causses. It is the highest of the Caussenards plateaus with an altitude varying from 800 m to 1,247 m at Mount Gargo. Its surface area is approaching 340 km. The Causse Méjean is entirely included in the perimeter of the Causses and Cévennes site, inscribed on the UNESCO World Heritage list on June 29, 2011.

Mont Aigoual is the highest point of the Gard department with an elevation of 1,565 m. Located on the border of the Lozère and Gard departments and is the highest mountain of Gard. The mountain is formed by granite from the Palaeozoic era. From the top of this mountain, you can see a good part of France, from the alps to the Pyrenees, and from the Puy de Sancy to the Mediterranean sea. One of the nice trekking destination and also a place with beautiful sights.

The Salagou Lake is a reservoir lake of the dam Salagou. It is located in the center of the Hérault department, on the Salagou river, a tributary of the Lergue river which flows into the Hérault. It reaches a depth of about 50 meters. The lake is dominated by mountains and plateaus culminating at 300 m in the east, up to 407 m for Carels in the west, and 535 m for Mont Liausson in the south. The latter separates the lake of Salagou from the dolomitic cirque of Mourèze.

The Cévennes National Park is a national park located in southern France, in the mountainous area of Cévennes. Created in 1970, the park has its administrative seat in Florac at Florac Castle. It is located mainly in the départements of Lozère and Gard and covers some parts of Ardèche and Aveyron. The Aven Armand cave is located in the park. In 2011, the Park was made a part of The Causses and the Cévennes, Mediterranean agro-pastoral Cultural Landscape UNESCO World Heritage site.

The Pont du Diable on the Hérault River is one of many bridges in France with this name means Devil's bridge. It was registered as a World Heritage Site by UNESCO in conjunction with the St James’ Way to Santiago de Compostela in western Spain. Among the oldest existing French medieval bridges, it incorporates the early techniques of Romanesque art in the region, including two main arches and two secondary arches, demonstrating the strength and solidity of its construction.