towards the lake and Grosser Hafner island, showing the then neighboring Grendeltor about the 1570s Scale model of the late medieval city, Baugeschichliches...

Bauschänzli bastion on the western side of the Limmat, and the medieval Grendeltor, a river gate and customs station that stood on the site of Haus Bellevue...

to complete the opposite Bauschänzli bastion respectively the medieval Grendeltor. The remains were discovered on occasion of road works in March 2015....