Add a note about the running copy

README.md

@@ -4,6 +4,8 @@ Twissandra is an example project, created to learn and demonstrate how to use
 Cassandra.  Running the project will present a website that has similar
 functionality to Twitter.
 
+You can see a running copy at [http://twissandra.com/](http://twissandra.com/)
+
 Most of the magic happens in twissandra/cass.py, so check that out.
 
 ## Installation
@@ -170,4 +172,4 @@ name is a timestamp, and the column value is the tweet id:
             1267414305866969: 'f9e6d804-24e2-11df-8924-001ff3591711',
             1267414319522925: '02ccb5ec-24e3-11df-8924-001ff3591711',
         },
-    }
+    }