Piau-Engaly is a ski resort at an elevation of 1.870m (6,135ft) above the sea level, located in the Hautes-Pyrénées department in southwestern France.
The road to the summit is called D118. It’s asphalted, but includes 16 hairpin turns and some steep sections, up to 11.8%.
The climb has been used by the Tour de France race. Starting from Saint Lary Soulan, the ascent is 19.65 km long. Over this distance, the elevation gain is 1.030 meters. The average percentage is 5.2 %. For the final 7 kilometres, it’s very quiet, plenty of hairpins, and ends surrounded by a mountains.