The Bastion of Huidevetters Tower or the Tanners’ Tower is one of the nine bastions of the Spanish ramparts and was built near the medieval Huidevetters Tower.

Kipdorp Gate was one of the two gateways to the sixteenth-century city. The entire site has been preserved underground.

A new square will be built in front of the Opera. During the works, the sixteenth-century Kipdorpbrug bridge, bastion and the city ramparts will be excavated.

The Red Gate was a city gate in the sixteenth-century Spanish ramparts. Nothing was preserved above ground level.

In the sixteenth century, the Red Gate site consisted of a gate, a bridge, two bastions and the “Houwer”, a drinking water reservoir. Nothing was preserved above ground level.

Slijkpoort Gate is the northern-most gate of the Spanish ramparts. The outline of the Bastion of Slijkpoort can be traced in the streets above ground level.

There are remnants of the sixteenth-century city wall in Londenstraat and Amsterdamstraat. The line of the wall can be partly seen aboveground in the new design of the street.

The Bastion of Kattenberg was the northern-most point of the sixteenth-century Spanish ramparts and connected to the Scheldt river bank. Nothing was preserved above ground level.

The new tram line in the Rijnkaai south area runs through archaeological remnants of the sixteenth-century ramparts and of the historical residences and harbour inlets.