Also I think those are sodium lights. More or less a single wavelength, hence the monochrome (yellow and black) look. Just about as far opposite to daylight as you can get!
It was a semicircle against a mirrored ceiling which is a neat trick to double the effect. People naturally lay on the floor like being on a beach and saw themselves reflected back way overhead.
Yes that's exactly what I thought of seeing this! It was so miserably cold and sleeting the day I went and inside it felt like an oasis. Everyone lying on the floor basking in front of that giant sun.
Ah, I have fond memories of that, a favourite for me too. I wish it was a permanent exhibit. His exhibition there last year was just great too with lots of light used in different ways.
It was a semicircle against a mirrored ceiling which is a neat trick to double the effect. People naturally lay on the floor like being on a beach and saw themselves reflected back way overhead.