wild-growing oaks with a girth of over 170 cm are protected

The stamp booklet celebrates Åland cottage life

UPU 150 years

The pages have colour imprints of all stamps

Illustrated by artist Jenni Tuominen

Yle 100 år – stämplat Bärkraft wild-growing oaks with a girthThe Finnish national broadcasting company Yle will celebrate its 100th anniversary in September 2026. The theme of the anniversary year is shared moments. Posti Finnland will mark the occasion with stamps designed by Anna Mari Tenhunen, highlighting different aspects of Yles operations from culture and childrens programmes to drama, production and technology. The stamps feature the animated characters Ransu, Riku and Uncle Elmeri from the childrens tv