Here are some links to blogs and sites (recommended by resident directors and students) that offer ideas about what to do in Madrid, the first three especially useful sources on extracurricular activities.
Espacio Estudiantes en Carlos III
Here are some links to blogs and sites (recommended by resident directors and students) that offer ideas about what to do in Madrid, the first three especially useful sources on extracurricular activities.
Espacio Estudiantes en Carlos III
Vassar-Wesleyan Program in Madrid 