The El Castellar - Mijares River Source PR TE 028b is a 25.8 km looped trail that starts and ends in El Castellar, Gúdar-Javalambre, 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 2 days. Caution is advised on trail times as this depends on multiple variables. For more info, click here.Photo Credit :PePeEfe