Dropcity, an upcoming urban centre for architecture and design, let visitors see the reconstruction of its historic tunnels alongside a series of installations during this year's Milan design week.
Dropcity, founded by architect Andrea Caputo, unveiled its In Progress exhibition to enable visitors to "view the space being built around them", with the urban centre expected to officially open in autumn this year.
Five thousand reclaimed trees are being used to update the tunnels' internal...