diff --git a/img/deployment.pu b/img/deployment.pu
new file mode 100644
index 0000000..60519f0
--- /dev/null
+++ b/img/deployment.pu
@@ -0,0 +1,21 @@
+@startuml
+cloud Internet
+
+node ROUTER {
+}
+
+node raspi2 {
+}
+
+node raspi3 {
+}
+
+node t3400 {
+}
+
+Internet -- ROUTER
+ROUTER -- raspi2 : 192.168.0.200:80
+ROUTER -- raspi3 : 192.168.0.201
+ROUTER -- t3400 : 192.168.0.203
+
+@enduml
\ No newline at end of file
diff --git a/img/network.png b/img/network.png
new file mode 100644
index 0000000..ee615ef
--- /dev/null
+++ b/img/network.png
Binary files differ
diff --git a/img/network.pu b/img/network.pu
new file mode 100644
index 0000000..4c8a9e6
--- /dev/null
+++ b/img/network.pu
@@ -0,0 +1,27 @@
+@startuml
+nwdiag {
+  group {
+    color = "#CCFFCC";
+    raspi2;
+    raspi3;
+    t3400;
+  }
+  internet [shape = cloud];
+  internet -- router;
+
+  network LAN {
+    address = "192.168.0.0/24";
+    router [address = "192.168.0.1"];
+    raspi2 [address = ".200", shape=node];
+    raspi3 [address = ".201", shape=node];
+    t3400 [address = ".203", shape=node];
+    macmini [address = ".202", shape=node];
+  }
+
+  network proxy {
+    raspi2;
+    raspi3;
+    t3400;
+  }
+}
+@enduml
\ No newline at end of file
diff --git a/index.html b/index.html
index 5d3d732..9665178 100755
--- a/index.html
+++ b/index.html
@@ -12,7 +12,10 @@
         <p class="border">&nbsp;</p>
         <a href="/"><img alt="" width="800" height="72"  src="img/surveyor_logo_wide.png" /></a>
     </div>
-    <h1 align="center">OpenStreetMap coverage! in Japan</h1>
+    <p/>
+    <div align="center">
+        <img src="img/network.png" />
+    </div>
 
 <table align="center">
 <tr>