The Autumn Festival also returns in 2017 for its 9th edition, in the first weekend of Autumn – 23-24 September. As in the 2016 edition, the Festival will last two days and allows families to celebrate the arrival of the new season. Serralves Park will be open to revive ancient autumn traditions and customs and also foster reflection about what can be done to build a more just and sustainable society. This special family weekend also includes educational workshops, music, dance and science activities. Access: free entrance