Sourced from predicthq.com - Solidays is an annual music and humanitarian festival organised by Solidarité Sida that combines concerts with awareness and fundraising activities in support of the fight against HIV/AIDS. It takes place at the Longchamp Racecourse in the Bois de Boulogne in Paris and features multiple stages hosting French and international artists alongside talks and prevention initiatives. The event is notable for blending mainstream live music programming with public-health advocacy and grassroots mobilisation aimed at young audiences.