https://ethz.ch/content/dam/ethz/special-interest/baug/irl/irl-dam/...

... – Entwicklung – Wahrnehmung ( Hovering on the Brink. Terraced Land- scapes of the Valais: Creation—Development ... – Entwicklung – Wahrnehmung ( Hovering on the Brink. Terraced Land- scapes of the Valais: Creation—Development ...