clean up text

docs/maps/maps-aggregations.asciidoc

@@ -7,11 +7,11 @@ Use {ref}/search-aggregations.html[aggregations] to plot large data sets without
 Aggregations group your documents into buckets and calculate metrics for each bucket.
 Your documents stay in Elasticsearch and only the metrics for each group are returned to your computer.
 
-Use aggregated layers with document layers to show aggregated views when the map shows larger amounts of the globe and individual documents when the  map shows smaller regions. See the <<maps-add-elasticsearch-layer, Getting started>> tutorial for more details.
+Use aggregated layers with document layers to show aggregated views when the map shows larger amounts of the globe and individual documents when the  map shows smaller regions. See the <<maps-add-elasticsearch-layer, Getting started>> tutorial for more details on configuring the layers.
 
 In the following example, the *Grid aggregation* layer is only visible when the map is at zoom levels 0 through 5.
 The *Documents* layer is only visible when the map is at zoom levels 4 through 24.
-The user starts at zoom level 3 and only sees aggregated data. As the user zooms in, the aggregated data transitions to show individual documents.
+The map is at zoom level 3 and is only showing the aggregated layer. As the user zooms in, the map transitions from showing the aggregated layer to showing the individual documents layer.
 
 [role="screenshot"]
 image::maps/images/grid_to_docs.gif[]