I have been in Switzerland for a few weeks and everywhere I look I see polka dots. Let me illustrate with a few examples.
Polka dot fountain spotted at Pierre Gianadda Foundation in Martigny. This one moved in circular motion while squirting water.
Polka dot gate to the train station at Bern
Whatever the reason is, I am simply in love with this country. My obsession with polka dots is documented here.