Route of the Sources- Valley of the Negro River PR AS 133

The Route of the Sources- Valley of the Negro River PR AS 133 is a 13.4 km trail that starts in Moreda, Moreda, Spain. Based on our data, the trail is graded as Medium. For information on how we grade trails, please click here. Also, check our latest community posts for trail updates.This trail can be completed in approx 6 hrs 3 mins. Caution is advised on trail times as this depends on multiple variables. For more info, click here.Photo Credit :Asturiasalpoder