Nostalgia Memories – almost 47 years since the Swedish traffic went right. The infrastructure change was pre-programmed by a variation of adverts and information to make it smooth.

Some a bit more unsual and controversial than others; H-signs on underwear for women and even a schlager-song “Håll dig till höger Svensson” (“Keep to the right, Svensson”) by the Telstar Band.

Listen to the H-day song :