son et lumière

 
Pronunciation: /ˌsɒn eɪ ˈluːmjɛː, sɔ̃ e lymjɛʀ/

noun

  • an entertainment held by night at a historic monument or building, telling its history by the use of lighting effects and recorded sound: [in singular]: the son et lumière at the temple of Karnak [mass noun]: a performance of son et lumière [as modifier]: many castles have son et lumière shows

Origin:

French, literally 'sound and light'