MADRID: XIV Procesión Armónica en el Parque de El Retiro
https://youtu.be/hwHJ8Z5N-lo We'll start the procession at 4:30pm at Retiro subway station, inside the park. We'll walk through the drawn map to end at the white piano inside Esther Ferrer's exhibition, inside Velazquez Palace (luckily, there's heating there). Graphic documents:


