The initial objectives were: — To meet other cultures, other realities and draw inspiration from them. — To showcase my work and achievements. — To change my/our eating habits. — To develop or strengthen my/our capacity to lead local and/or international projects. — Showcase the work and achievements of our group or organization. — Acquire skills such as teamwork. — Give us autonomy. — Regain self-confidence. — Contribute to the fight against global warming. — Create an intergenerational dialogue, or help to establish one.