'Gravel Birds Ultracycling' is a bikepacking & adventure-cycling challenge in the land without shadows: Alentejo, Portugal. A hilly challenge across one of the most remote territories of Southern Europe. Three routes available: the classics L’Abetarda 330 & Gravel Birds 750, and a new longer loop with 1.000 kilometers. Departure & finish: Castro Verde.
May 09-15 '26 | Alentejo, Portugal.
APPLICATIONS OPEN: 1 SEPT. 2025