hard-enduro · Alentejo & Lisboa, Portugal · 2026-10-08 → 2026-10-17. Difficulty pro, forest terrain.
| Dates | 2026-10-08 → 2026-10-17 |
|---|---|
| Status | annual |
| Where | Alentejo & Lisboa, Portugal |
| Series | FIM ISDE |
| Difficulty | pro |
| Surface | forest |
| Amateur-friendly | no |
| Running since | 1913 |
| ⚠️ Being re-verified | False |
| Also known as | Six Days, ISDE |
| Official site | https://www.fim-6days.com/ |
100th-anniversary edition, Alentejo & Lisboa. Annual, host country rotates. Site: “OCT 8 – Oct 17, 2026”.
Risk, difficulty and history fields are an editorial and community reference compiled from public sources. They are not a professional safety assessment and not medical or insurance advice. Whether a rider is fit to enter an event is decided by the rider, their coach and the organiser.
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