Collections are a great way to bundle related content in ArcGIS StoryMaps. When that content has a spatial element, you can activate a
map view for the collection, allowing readers to browse and interact with the items in that collection geographically, through points on a map. This video walks through how to set up map view in a collections and offers some additional tips and techniques on how to get the most out of the feature.
For more about map view in ArcGIS StoryMaps collections, check out
this blog post.