As children, some people put toys, drawings and wishes for the future in a time box, which they bury somewhere only to dig them up again as adults. The title Postcards from tomorrow was inspired by this tradition.

Three images that have a symbolic meaning - similar to the objects in the time box - are the inspiration for the three movements of Gauthier Dupertuis' composition.

The first movement, Abandoned blockhouses, refers to war and other horrors in human history, while the second movem...