Helsinki celebrates the 150th birthday of Jean Sibelius this year. Among many other events and happening throughout the whole year the city of Helsinki introduced the Sibelius tree walk.
All around town small signs were attached to selected trees. After scanning the QR code with their smartphone visitors can hear music Sibelius dedicated to the specific type of tree.
So keep your eyes open for those signs and let Sibelius share his feelings about the Finnish nature with you.