diff --git a/Structural/Facade/README.md b/Structural/Facade/README.md
index b7e9156..4a9019c 100644
--- a/Structural/Facade/README.md
+++ b/Structural/Facade/README.md
@@ -15,3 +15,7 @@ That's why a good facade has no `new` in it. If there are multiple creations for
 
 The best facade has no `new` and a constructor with interface-type-hinted parameters.
 If you need creation of new instances, use a Factory as argument.
+
+## UML Diagram
+
+![Alt Facade UML Diagram](uml/uml.png)
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diff --git a/Structural/Facade/uml/uml.png b/Structural/Facade/uml/uml.png
new file mode 100644
index 0000000..2e68ca6
Binary files /dev/null and b/Structural/Facade/uml/uml.png differ
diff --git a/Structural/Facade/uml/uml.svg b/Structural/Facade/uml/uml.svg
new file mode 100644
index 0000000..cf65d10
--- /dev/null
+++ b/Structural/Facade/uml/uml.svg
@@ -0,0 +1 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" height="252pt" style="width:496px;height:252px;" version="1.1" viewBox="0 0 496 252" width="496pt"><defs><filter height="300%" id="f1" width="300%" x="-1" y="-1"><feGaussianBlur result="blurOut" stdDeviation="2.0"/><feColorMatrix in="blurOut" result="blurOut2" type="matrix" values="0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .4 0"/><feOffset dx="4.0" dy="4.0" in="blurOut2" result="blurOut3"/><feBlend in="SourceGraphic" in2="blurOut3" mode="normal"/></filter></defs><g><rect fill="#FEFECE" filter="url(#f1)" height="99.8203" style="stroke: #A80036; stroke-width: 1.5;" width="155" x="6" y="15"/><ellipse cx="43.5" cy="31" fill="#B4A7E5" rx="11" ry="11" style="stroke: #A80036; stroke-width: 1.0;"/><path d="M39.4277,26.7651 L39.4277,24.6069 L46.8071,24.6069 L46.8071,26.7651 L44.3418,26.7651 L44.3418,34.8418 L46.8071,34.8418 L46.8071,37 L39.4277,37 L39.4277,34.8418 L41.8931,34.8418 L41.8931,26.7651 Z "/><text fill="#000000" font-family="sans-serif" font-size="12" font-style="italic" lengthAdjust="spacingAndGlyphs" textLength="73" x="62.5" y="35.5352">BiosInterface</text><line style="stroke: #A80036; stroke-width: 1.5;" x1="7" x2="160" y1="47" y2="47"/><line style="stroke: #A80036; stroke-width: 1.5;" x1="7" x2="160" y1="55" y2="55"/><ellipse cx="17" cy="66.9775" fill="#84BE84" rx="3" ry="3" style="stroke: #038048; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="50" x="26" y="69.6348">execute()</text><ellipse cx="17" cy="79.9326" fill="#84BE84" rx="3" ry="3" style="stroke: #038048; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="95" x="26" y="82.5898">waitForKeyPress()</text><ellipse cx="17" cy="92.8877" fill="#84BE84" rx="3" ry="3" style="stroke: #038048; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="129" x="26" y="95.5449">launch(OsInterface $os)</text><ellipse cx="17" cy="105.8428" fill="#84BE84" rx="3" ry="3" style="stroke: #038048; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="71" x="26" y="108.5">powerDown()</text><rect fill="#FEFECE" filter="url(#f1)" height="112.7754" style="stroke: #A80036; stroke-width: 1.5;" width="291" x="196" y="8.5"/><ellipse cx="316.75" cy="24.5" fill="#ADD1B2" rx="11" ry="11" style="stroke: #A80036; stroke-width: 1.0;"/><path d="M319.7231,30.1431 Q319.1421,30.4419 318.5029,30.5913 Q317.8638,30.7407 317.1582,30.7407 Q314.6514,30.7407 313.3315,29.0889 Q312.0117,27.437 312.0117,24.3159 Q312.0117,21.1865 313.3315,19.5347 Q314.6514,17.8828 317.1582,17.8828 Q317.8638,17.8828 318.5112,18.0322 Q319.1587,18.1816 319.7231,18.4805 L319.7231,21.2031 Q319.0923,20.6221 318.4988,20.3523 Q317.9053,20.0825 317.2744,20.0825 Q315.9297,20.0825 315.2449,21.1492 Q314.5601,22.2158 314.5601,24.3159 Q314.5601,26.4077 315.2449,27.4744 Q315.9297,28.541 317.2744,28.541 Q317.9053,28.541 318.4988,28.2712 Q319.0923,28.0015 319.7231,27.4204 Z "/><text fill="#000000" font-family="sans-serif" font-size="12" lengthAdjust="spacingAndGlyphs" textLength="41" x="337.25" y="29.0352">Facade</text><line style="stroke: #A80036; stroke-width: 1.5;" x1="197" x2="486" y1="40.5" y2="40.5"/><polygon fill="none" points="207,47.4775,211,51.4775,207,55.4775,203,51.4775" style="stroke: #B38D22; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="91" x="216" y="55.1348">$os : OsInterface</text><polygon fill="none" points="207,60.4326,211,64.4326,207,68.4326,203,64.4326" style="stroke: #B38D22; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="108" x="216" y="68.0898">$bios : BiosInterface</text><line style="stroke: #A80036; stroke-width: 1.5;" x1="197" x2="486" y1="74.4102" y2="74.4102"/><ellipse cx="207" cy="86.3877" fill="#84BE84" rx="3" ry="3" style="stroke: #038048; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="265" x="216" y="89.0449">__construct(BiosInterface $bios, OsInterface $os)</text><ellipse cx="207" cy="99.3428" fill="#84BE84" rx="3" ry="3" style="stroke: #038048; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="47" x="216" y="102">turnOn()</text><ellipse cx="207" cy="112.2979" fill="#84BE84" rx="3" ry="3" style="stroke: #038048; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="48" x="216" y="114.9551">turnOff()</text><rect fill="#FEFECE" filter="url(#f1)" height="60.9551" style="stroke: #A80036; stroke-width: 1.5;" width="97" x="35" y="182.5"/><ellipse cx="50" cy="198.5" fill="#B4A7E5" rx="11" ry="11" style="stroke: #A80036; stroke-width: 1.0;"/><path d="M45.9277,194.2651 L45.9277,192.1069 L53.3071,192.1069 L53.3071,194.2651 L50.8418,194.2651 L50.8418,202.3418 L53.3071,202.3418 L53.3071,204.5 L45.9277,204.5 L45.9277,202.3418 L48.3931,202.3418 L48.3931,194.2651 Z "/><text fill="#000000" font-family="sans-serif" font-size="12" font-style="italic" lengthAdjust="spacingAndGlyphs" textLength="65" x="64" y="203.0352">OsInterface</text><line style="stroke: #A80036; stroke-width: 1.5;" x1="36" x2="131" y1="214.5" y2="214.5"/><line style="stroke: #A80036; stroke-width: 1.5;" x1="36" x2="131" y1="222.5" y2="222.5"/><ellipse cx="46" cy="234.4775" fill="#84BE84" rx="3" ry="3" style="stroke: #038048; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="28" x="55" y="237.1348">halt()</text></g></svg>
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diff --git a/Structural/Facade/uml/uml.txt b/Structural/Facade/uml/uml.txt
new file mode 100644
index 0000000..e4b0b94
--- /dev/null
+++ b/Structural/Facade/uml/uml.txt
@@ -0,0 +1,20 @@
+@startuml
+interface BiosInterface {
+    +execute()
+    +waitForKeyPress()
+    +launch(OsInterface $os)
+    +powerDown()
+}
+
+class Facade {
+    #$os : OsInterface
+    #$bios : BiosInterface
+    +__construct(BiosInterface $bios, OsInterface $os)
+    +turnOn()
+    +turnOff()
+}
+
+interface OsInterface {
+    +halt()
+}
+@enduml
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