Neo4j spatial
Neo4j Spatial (later NS) is a plugin, like APOC, discussed in Chapter 5, Awesome Procedures on Cypher - APOC. The homepage of this plugin is https://github.com/neo4j-contrib/spatial.
Just like APOC, you should take care to install a version compatible with the version of your Neo4j server. See the releases
tab on their GitHub landing page. The release notes and the release filenames are self-explanatory. (Thank the project leader, Craig Taverner.)
Online demo
William Lyon (https://twitter.com/lyonwj) from Neo4j has made an online demo available at this address, http://www.lyonwj.com/scdemo/index.html.
Use the polygon tool in the toolbar on the left to define a shape, double-click inside it, and you will get markers on the map to indicate restaurant locations. Let's find some restaurants in Phoenix, in an almost successfully drawn butterfly shape:
 Restaurant butterfly
While we are in the lexical field of food, let's say the demo was an amuse-bouche (appetizers) or a starter, and...