Bkt Arrieta 2026 — Trail 20K 20K

Race facts

• The course covers 20 km.
• It takes place on a Saturday, October 10, 2026 — autumn in this part of the world.
• The closest comparable trail running event is Subida a La Tesla - La Marcha del Cid in Villarcayo (Burgos), 80 km away, on August 23, 2026.