A long-term public installation by Awst & Walther situated at Rosa-Luxemburg-Platz, Berlin made from mussel shells collected from the Menai Strait, North Wales. Supported by L40 Verein zer Förderung von Kunst und Kultur am Rosa-Luxemburg-Platz e.V. and the STEDI-Stiftung.
A curved glass and steel installation by Awst & Walther, originally made for a forum at Barclodiad y Gawres, Anglesey and now permanently installed at Nant Gwrtheyrn.