On May 19th, HappyCulture (Honotel group) organized a double challenge for the benefit of
for the benefit of children suffering from heart disease.
The participants had to climb the 222 steps of the famous stairs of the Butte
Montmartre (Paris 18e) to bring back, with each climb, 100 € to the association Mécénat
Chirurgie Cardiaque.
