1/5 - Photo ECAL/Younès Klouche

2/5 - Workshop presentation Photo ECAL/Younès Klouche

3/5 - Communication Autopilote ECAL/Stella Speziali, Charlotte Broccard and Alois Geiser Photo ECAL/Younès Klouche

4/5 - Pigeon Post ECAL/Mélanie Courtinat, Elise Migraine and Hélène Portier Photo ECAL/Younès Klouche

5/5 - Photo ECAL/Younès Klouche

1/2 - Salomé Chatriot and Thomas Faucheux Photo ECAL/Younès Klouche

2/2 - Pigeon Post ECAL/Mélanie Courtinat, Elise Migraine and Hélène Portier Photo ECAL/Younès Klouche