The map is useless if you do not know when to consult it.

Every spring, Madrid’s gray stone streets hide a secret: a silent explosion of flowers. Not in parks or botanical gardens, but right there—on traffic islands, forgotten plazas, and narrow side streets. I discovered this thanks to a simple PDF called "Mapa de flores en las calles de Madrid" .

¡Claro! Aquí te dejo un post útil sobre el mapa de flores en las calles de Madrid: