Given the success of its previous editions, the Etablissement Français du Sang Île-de-France is offering once more to the Île-de-France inhabitants an exceptional experience on July, 12^th and 13^th 2021. Give blood, give life, and be part of an emblematic place: the Bastille Opera House; The Bastille Opera will re-open its doors to the EFS for a blood donation, held on the 6^th floor of the building (that offers a stunning panoramic view on the city). This cultural and artistic place welcomes the Île-de-France inhabitants for a unique experience. Come give your blood and discover this modern architectural masterpiece of Paris 12^th arrondissement.