The Trail des Crêtes - Gréolières is a 10 km trail race held in Gréolières, a village located in the Alpes-Maritimes department of Provence-Alpes-Côte d'Azur, France. This event typically takes place in late January or early February, indicating a mountain-nature course rather than a road race.
The primary 10 km trail is the main attraction and is noted as the most popular in the series. The course follows rugged paths surrounding Gréolières, offering expansive mountain vistas and challenging footing compared to a typical town run. It is suitable for experienced trail runners seeking a brief, demanding mountain excursion, as well as for those new to the sport looking for a concise race with authentic terrain.