Tokyo bay Aqua-line highway monument
A cutter face to drill the undersea tunnel for the Tokyo bay Aqua-line highway, and the tetra-pods at the man-made islands Umi-hotaru at where the drilling started.
Gjin brûkers
A cutter face to drill the undersea tunnel for the Tokyo bay Aqua-line highway, and the tetra-pods at the man-made islands Umi-hotaru at where the drilling started.