diff --git a/elasticsearch-marvel/README.md b/elasticsearch-marvel/README.md
index 037f73af..287e818c 100644
--- a/elasticsearch-marvel/README.md
+++ b/elasticsearch-marvel/README.md
@@ -1 +1,7 @@
 This image extends the official elasticsearch image by adding the Marvel Sense plugin. This will get you a system ready to use with the [ElasticSearch Getting Started Guide](http://www.elasticsearch.org/guide/en/elasticsearch/guide/current).
+
+With Marvel Sense installed you can access it using a URL like:
+
+    http://192.168.1.216:9200/_plugin/marvel/sense/index.html
+    
+(replacing the IP address shown here with your Docker host's)
diff --git a/ubuntu-openjdk-7/README.md b/ubuntu-openjdk-7/README.md
new file mode 100644
index 00000000..6843088e
--- /dev/null
+++ b/ubuntu-openjdk-7/README.md
@@ -0,0 +1 @@
+Provides the latest OpenJDK JRE on top of Ubuntu Trusty (14.04).