It's the public library of Mollet and it's in Can Mulà park.
Directions
to Can Mulà Library
Go out of Saint Fost
station and cross Ronda d'Orient street. Then, turn right and take the
second street on the left. Next, walk straight to the end of Berenguer
III and cross the road, then turn left and later turn right. Walk 100 meters
and you will be in front of the door to Can Mulà park.