" It looked like someone had been planting stars. The castle was in shreds, flagstone floors tiny islands in a sea of stones and wild grass, but clusters of lights were nestled on the castle floor and the earth of the cliffs alike, lanterns strung from the crumbling battlements.

There were so many lights they cast a shimmering haze over everything, bathing the ruins in a pale glow. Mae walked, hardly aware that she was walking, through Tintagel Castle over stones washed in brightness "

― Sarah Rees Brennan , The Demon's Covenant