you immediately understand what I mean. The water around is at height 64, whereas the Groenplaats (and the rest of the city) is at 67. So I decide not to fill levels 65 and 66 anymore, unless it is necessary. This means that I'm creating subterranean lakes! :-)
This is East of the Groenplaats:
In the center I already covered part of the lake.
The challenge I just have overcome is the kiosk in the south-east corner of the square:
More on that one later on ...




