This already might be familiar to many of you, but this link goes to a video on Vimeo prepared by an aerial drone service provider in Lyon. It depicts various parts of Lyon, focusing mainly on the river sides, Fourvière Hill, and Place Bellecour.
The near-complete emptiness of the streets and public spaces is amazing to see, especially if you know how busy those features are during normal times. It's beautiful in an almost surreal, yet sad way.