Here it is, we figured it out: The reason the Danish people are the happiest on Earth...
wallpaper
lautrup chemicals
copenhagen
denmark
scandinavia
happy people
image
Europa
This Europa wallpaper contains
arenaria, brownstone, strada, città scena, ambiente urbano, scena della via, città, urbano impostazione, taverna, casa rubinetto, and tap house.
There might also be
casa a schiera, casa di città, scuola, commensale, and diner.