Athletic Club is based in Bilbao, in the Basque Country of Spain. The club’s home ground is San Mamés Stadium, and its headquarters are at Ibaigane Palace in central Bilbao. The club is widely described as one of the Basque Country’s most storied and culturally significant football institutions, with a unique tradition of fielding players from the Basque region and a long history dating back to its founding in the early 20th century. If you need precise address formats or visit details, I can pull the latest official information.
