The story reflects a colonial vision of Africans as it was created when Congo was a Belgian colony.
One of the world's most famous comic book characters was first published 90 years ago.
Generations of young readers around the world have followed Tintin's international escapades.
But some anti-racism campaigners say the books are filled with offensive racial stereotypes.
Al Jazeera's Natacha Butler reports from Belgium.
For details: https://bit.ly/2VIDz4k