"Glass can be more than just the transparent shell."
  • Joseph Pschorr House
  • Siemens Headquarter
  • Hans Otto Theatre
  • 1a Page Street
  • Nordsilo
  • ADG Schloss Montabaur
  • Baumhaus Hotel Vieux Manior
  • Großes Tropenhaus
  • maxCologne - cubic entrance
  • Alfred Brehm House