Monte Santa Trega will host three routes between Saturday night and Sunday morning.
Trail running, a shorter race and a hiking event cross Vícar and the Sierra de Gádor, starting in Las Cabañuelas.
The Cartagena event brings together races for all ages, with starts from 10:30 a.m. and two main urban distances.
Two distances, more than 1,000 meters of climbing on the longer trail and a route linking Zambrana’s villages.
The event reaches its 30th edition, starting in Fuentes de Andalucía and finishing in La Campana.
The November event combines a 12-kilometer race and a 24-kilometer trail through the Farell and Pic del Vent paths.
The Valencian event will hold its 15th edition in November, though practical details about the route and registration are still missing.
The Murcia event will close the Saycu League with several distances and starts from La Hoya sports centre.
Three race distances, a non-competitive walk and a start at the municipal sports hall shape this autumn trail event.
The Girona event combines mountain routes with a race schedule whose distance details are not yet consistent.
A 15 km route through Alamillo, La Alameda and Balsicas will welcome runners and hikers in November.
Calafell hosts a November trail event with two races, a walking route and a start near the historic quarter.