```
$ curl localhost:9393/tours/1
{"tour":{"id":1,"name":"Hello, world","description":"Test tour","editor_id":null,"creator_id":null,"visibility":null,"lat":"60.0","lon":"60.0","created_at":"2013-11-05T15:43:19Z","updated_at":"2013-11-05T16:38:34Z"}}
$ curl -X PUT -d "name=Goodbye, world" localhost:9393/tours/1
{"tour":{"id":1,"name":"Goodbye, world","description":"Test tour","editor_id":null,"creator_id":null,"visibility":null,"lat":"60.0","lon":"60.0","created_at":"2013-11-05T15:43:19Z","updated_at":"2013-11-05T16:39:11Z"}}
```