Holy Trinity 2023 - Las Carreras from May 26 to May 28. Past days. Friday, May 26 Saturday, May 27 Sunday, May 28 Friday, June 2 Saturday, June 3 Sunday, June 4 You might be also interested in: Fiesta of Lamiako 2023 - Lamiako - 12 Kms. Pentecost Fiesta 2023 - Laredo (Cantabria) - 38 Kms.