1. A system comprising: one or more processors; and one or more computer readable storage media storing computer-executable instructions that that are executable by the one or more processors to cause the system to perform operations including: render a combined visual entity that includes a visualization for each visual entity of multiple overlapping visual entities; determine, responsive to receiving an indication of a zoom-out operation, that one of the multiple overlapping visual entities no longer overlaps; remove one visualization from the one of the multiple overlapping visual entities from the combined visual entity; and replace a primary visualization associated with the one of the multiple overlapping visual entities and included as part of the combined visual entity, with a different primary visualization associated with another of the multiple overlapping visual entities.