3 ms·
In Salamanca (Spain) there are some old traffic lights that they have blue (not a full blue more or less a half step between green and blue) color too. I thin
by mdtrooper 3y ago
In Salamanca (Spain) there are some old traffic lights that they have blue (not a full blue more or less a half step between green and blue) color too.
I think that they turned to blue for things of years and years of sun rays and raining and other climate things.