Lithuania - Cross-crafting and its Symbolism

"Cross-crafting refers to a widespread tradition of making crosses and altars, as well as the consecration of these crosses and the rituals associated with them. The carved oak crosses are linked to Catholic ceremonies and harvest celebrations...." 

Source: UNESCO Intangible Cultural Heritage

Postcard 1

Postcard 2
The Hill of Crosses. Thanks to Lidijia of Lithuania.