https://supsystic.com/documentation/add-map-clusterization/
How to Add Map Clusterization? - Markers Clusterization Option
If you have a lot of markers on small map area you are able to cluster them. Then on the map instead of markers group appears a label with the number of
how to addmap clusterizationmarkersoption
https://supsystic.com/documentation/map-clusterization/
Map clusterization option | Ultimate Maps Plugin by Supsystic
Clusterization makes the map easier to understand and more efficient. Plugin clusters the markers and shows the number of items in each cluster.
ultimate maps pluginoptionsupsystic