diff --git a/Instructions/Labs/LAB_03b-Manage_Azure_Resources_by_Using_ARM_Templates.md b/Instructions/Labs/LAB_03b-Manage_Azure_Resources_by_Using_ARM_Templates.md
index 063fb077..c04f52aa 100644
--- a/Instructions/Labs/LAB_03b-Manage_Azure_Resources_by_Using_ARM_Templates.md
+++ b/Instructions/Labs/LAB_03b-Manage_Azure_Resources_by_Using_ARM_Templates.md
@@ -20,6 +20,10 @@ In this lab, you will:
 
 ## Estimated timing: 20 minutes
 
+## Architecture diagram
+
+![image](../media/lab03b.png)
+
 ## Instructions
 
 ### Exercise 1