Light up your autumn evenings with Matlock Bath Illuminations 2025, an unmissable spectacle of glowing boats, fireworks, live entertainment and family fun! From 13th September, every weekend through to 26th October, the River Derwent and Derwent Gardens will come alive with beautifully decorated illuminated boats, themed nights, roving performers, food stalls and, on select Saturday and final nights, a stunning fireworks finale.