Barcelona Metro CAF 5000 Series CAF 5000 Series 5037 at Diagonal, June 6, 2008 CAF 5000 Series 5105 at Sagrada Familia, June 6, 2008 CAF 5000 Series 5129 at Diagonal, June 6, 2008 CAF 5000 Series 5148 at Passeig de Gràcia, June 6, 2008