In the space of a few minutes on the afternoon of 16 October 2017, wind-borne sand from the Sahara turned the skies of London a brownish-red colour more reminiscent of Mars.
Red skies over London
In the space of a few minutes on the afternoon of 16 October 2017, wind-borne sand from the Sahara turned the skies of London a brownish-red colour more reminiscent of Mars.
The Knowledge Emporium 