Occitania topographic map

In the Western Pyrenees, from the Basque mountains near the Bay of Biscay of the Atlantic Ocean, the average elevation gradually increases from west to east.

Average elevation: 8,911 ft

Paris in its early history had only the rivers Seine and Bièvre for water. From 1809, the Canal de l'Ourcq provided Paris with water from less-polluted rivers to the north-east of the capital. From 1857, the civil engineer Eugène Belgrand, under Napoleon III, oversaw the construction of a series of new…

Average elevation: 246 ft

Average elevation: 138 ft

Average elevation: 276 ft

Average elevation: 1,611 ft

Average elevation: 344 ft

Average elevation: 6,923 ft

Average elevation: 1,608 ft

Average elevation: 95 ft

Average elevation: 1,657 ft

Average elevation: 1,161 ft

Average elevation: 991 ft

Average elevation: 1,601 ft

Average elevation: 141 ft

Average elevation: 285 ft

Average elevation: 95 ft

Average elevation: 1,814 ft

Average elevation: 7,756 ft

Average elevation: 7,664 ft

Average elevation: 1,047 ft

Average elevation: 13 ft

Average elevation: 650 ft

Average elevation: 220 ft

Average elevation: 226 ft

Average elevation: 0 ft

Average elevation: 194 ft

Average elevation: 1,132 ft

Average elevation: 443 ft

Average elevation: 69 ft

Average elevation: 285 ft

Average elevation: 1,371 ft

454 caves have been identified over an area of 2.8 km2, and form two networks under this small area. To the north, the trou des Auges, ressaut de 108 m, trou des Filous, grotte Arva, and Cuvée des Ours connect with the Granier system, located in the center of the plateau, to form a 55.725 km network over a…

Average elevation: 4,452 ft

Average elevation: 4,892 ft

Average elevation: 3,294 ft

Average elevation: 115 ft

Average elevation: 627 ft

Average elevation: 755 ft

Average elevation: 1,670 ft

Average elevation: 2,087 ft

Average elevation: 4,344 ft

Average elevation: 2,254 ft

Average elevation: 174 ft

Average elevation: 0 ft

Average elevation: 312 ft

Average elevation: 390 ft

Average elevation: 13 ft

Average elevation: 997 ft

Average elevation: 735 ft

Average elevation: 577 ft

Average elevation: 1,562 ft

Average elevation: 489 ft

Average elevation: 2,011 ft

According to the Köppen climate classification, the top of the Grand Ballon features a subalpine climate (Köppen: Dfc) due to its high altitude comparable to the Alps or the Pyrenees. Along with the Hohneck the summit of the Grand Ballon is the coldest and windiest point in Alsace. A record low of −30.2…

Average elevation: 3,737 ft

Average elevation: 1,457 ft

Average elevation: 3,924 ft

Average elevation: 4,557 ft

The climate is cold and temperate (Köppen climate classification Cfb), and is greatly influenced by altitude. Being the highest part of the Alps, Mont Blanc and surrounding mountains can create their own weather patterns. Temperatures drop as the mountains gain in height, and the summit of Mont Blanc is a…

Average elevation: 13,425 ft

Average elevation: 364 ft

Average elevation: 384 ft

Average elevation: 5,902 ft

Average elevation: 13 ft

Average elevation: 938 ft

Average elevation: 856 ft

Average elevation: 325 ft

Average elevation: 915 ft

Average elevation: 446 ft

Average elevation: 2,497 ft

Average elevation: 240 ft

Average elevation: 177 ft

Average elevation: 16 ft

Average elevation: 551 ft

Average elevation: 2,323 ft

Average elevation: 23 ft

Average elevation: 440 ft

Average elevation: 423 ft

Average elevation: 3,612 ft

Average elevation: 213 ft

Average elevation: 3,038 ft

Average elevation: 3,307 ft

Average elevation: 1,614 ft

Average elevation: 1,181 ft

Average elevation: 341 ft

Average elevation: 5,118 ft

Average elevation: 1,991 ft

Average elevation: 387 ft

Average elevation: 118 ft

Average elevation: 292 ft

Average elevation: 105 ft

Average elevation: 3,438 ft

Average elevation: 535 ft

Average elevation: 105 ft

Average elevation: 2,326 ft

Average elevation: 1,243 ft

Average elevation: 1,749 ft

Average elevation: 1,713 ft

Average elevation: 1,053 ft

Average elevation: 440 ft

Average elevation: 112 ft

Average elevation: 269 ft

Average elevation: 1,004 ft