mapView.annotations(in: mapView.visibleMapRect) returning hidden clusters

In my MKMapView I have this code:

mapView.annotations(in: mapView.visibleMapRect) returning hidden clusters

In my MKMapView I have this code:

mapView.annotations(in: mapView.visibleMapRect) returning hidden clusters

In my MKMapView I have this code:

mapView.annotations(in: mapView.visibleMapRect) returning hidden clusters

In my MKMapView I have this code:

mapView.annotations(in: mapView.visibleMapRect) returning hidden clusters

In my MKMapView I have this code:

mapView.annotations(in: mapView.visibleMapRect) returning hidden clusters

In my MKMapView I have this code: