Nicosia, the capital of Cyprus (specifically, its city center) is essentially a giant star fort. The fortification walls are visible from a satellite view:
https://www.google.com/maps/place/Walled+Old+City,+Nicosia,+...
https://www.google.com/maps/place/Walled+Old+City,+Nicosia,+...
In Sweden the central part of the city of Gothenburg still has parts of the star fort left:
https://goo.gl/maps/hsn3fQWB61B2
And the castle of Landskrona has multiple layers of star fort shaped moats and walls.