diff --git a/.doc/UI/source/TwigBase/MVC.png b/.doc/UI/source/TwigBase/MVC.png
new file mode 100644
index 0000000000..ebebef42e8
Binary files /dev/null and b/.doc/UI/source/TwigBase/MVC.png differ
diff --git a/.doc/UI/source/TwigBase/TwigBase.rst b/.doc/UI/source/TwigBase/TwigBase.rst
index d69c42eb02..30f8e24ab1 100644
--- a/.doc/UI/source/TwigBase/TwigBase.rst
+++ b/.doc/UI/source/TwigBase/TwigBase.rst
@@ -4,3 +4,6 @@
 Twig Base Presentation
 ======================
 
+The **Twig Base** feature is based on MVC structure:
+
+.. image:: MVC.png
\ No newline at end of file