A fair dedicated to the local businesses organized by Serra Mamerra, sponsored by the City of Petra and the collaboration of La Caixa. There will be samples of agricultural products, involving livestock, craft and industry.
Throughout the day many activities will take place. As the guided visits to the parish church, which includes a concert by organist Coloma Gibert, to the Museu Juníper Serra and his birthplace and to Convento de Sant Bernadí.
There will also be an exhibition of old Mallorcan tools and another one of miniature, samples of dance, performance of xeremiers from Petra and parades with the band of Music.
Another proposal of this 25 Mostra d'Art i Empresa is the climb to Puig de Bonany, a mountain of 318 meters at the top of which is a chapel of the seventeenth century (free shuttle bus).