Switzerland's timeless art mechanics embraces 3D future

In his snow-bound workshop, Swiss master Francois Junod's moving mechanical artworks whir into action: birds whistle, historical luminaries write poetry -- traditional craftsmanship newly recognised as being among the world's cultural heritage.

In the Jura mountains running along the French-Swiss border, the precision skills behind some of the planet's finest watches and automatons have been handed down through the generations.