The 2025 edition had been marked notably by a drone ballet, whose preparations a France Télévisions team had followed. A preview of the illuminations and installations can be discovered on the France 3 Auvergne-Rhône-Alpes website.
The issue of water and disrupted bird migrations will be discussed with La Roseraie aux oiseaux de Mourka. The theme of algorithms and artificial intelligence will be carried by Liquid Tiles, from the Barcelona studio Playmodes.
This year, the festival will echo the world's major concerns. Forest fires will be addressed in an installation led by the city's urban lighting department.
The event will highlight climate change, artificial intelligence and forest fires, among other contemporary concerns.
Its budget amounts, according to city hall, to 3.4 million euros, up 400,000 euros compared with 2025. It is funded two-thirds by the public sector and one-third by the private sector.