The Real Sociedad de Tenis de la Magdalena, commonly known as El Tenis de Santander and familiarly as El Tenis, is a private country club based in Santander, Cantabria, Spain. Founded by king Alfonso XIII and a group of noblemen in April 1906, it is one of the oldest country clubs in Spain.
The club is located in the Magdalena Peninsula, and has over 8,000 members, having sports sections of tennis, hockey, roller hockey, swimming, bowling, and canoeing.Currently membership is largely reserved for the children and spouses of members only, being very restrictive towards people wishing to become affiliates.
Wikipedia https://en.wikipedia.org/wiki/Real_Sociedad_de_Tenis_de_la_Magdalena
Address 1 Calle de Rafael González Echegaray, Santander 39005, Spain
Coordinates 43°28'5.797" N -3°46'27.539" E