Pentecost Fiesta 2023 - Laredo - Saturday, May 27 Saturday, May 27↕ Sunday, May 28 18:00 string of firework, Open-air dance, Djs performances and Passacaglia. 20:00 Sardines. Sun., May. 28> You can find out more on Fiestas.Net You might be also interested in: Holy Trinity 2023 - Las Carreras (Biscay) - 38 Kms. Fiesta of Lamiako 2023 - Lamiako (Biscay) - 49 Kms.