# Extension

Helvetia Campus

Herzog & de Meuron Extension Glass Office Rehabilitation

Landesmuseum Zürich

Christ & Gantenbein Concrete Extension Museum

Stadtcasino Basel

Herzog & de Meuron Culture Extension Music Wood

Pfalzkeller

Santiago Calatrava Concrete Conversion Culture Extension

Gletschergarten

Miller & Maranta Concrete Extension Museum

Kongresshaus + Tonhalle

Boesch Architekten • Diener & Diener Culture Extension Music Rehabilitation

Kunsthaus Zürich

David Chipperfield Architects Concrete Culture Extension Museum