As part of the European Heritage Days, the association «Les Chantiers Tramasset» welcomes the public with an artistic, cultural and natural program around the annual theme of living and sports heritage. Dating from 1837, the site will be highlighted, and volunteers will offer tours at nightfall. On the program: - 16h30: Botanical walk of the palus of Garonne with Corentin Sauvaget, discovery of the banks, estuaries, and the complete panorama of the floristic wealth of the sector (1h30). - 17h30: Guided tour of the site (1h), with Martine. - 18h20: Passage of the tidal bore. - 19h: Guided tour of the site (1h), with Roland. - 20h30: Trencadit concert under the main hall: Imbued with traditional music and dances of Gascony, the musicians of Trencadit generously overflow to their rock and electronic influences. A popular music of riffs, trance and saturation for a wild ball. The repertoire mixes traditional melodies, Occitan songs and compositions.