diff --git a/include/sdf/Sky.hh b/include/sdf/Sky.hh
index f9679f0e3..8bb76a5ae 100644
--- a/include/sdf/Sky.hh
+++ b/include/sdf/Sky.hh
@@ -18,6 +18,8 @@
 #ifndef SDF_SKY_HH_
 #define SDF_SKY_HH_
 
+#include <string>
+
 #include <ignition/math/Color.hh>
 #include <ignition/utils/ImplPtr.hh>
 
@@ -99,6 +101,14 @@ namespace sdf
     /// \param[in] _ambient cloud ambient color
     public: void SetCloudAmbient(const ignition::math::Color &_ambient);
 
+    /// \brief Get the skybox texture URI.
+    /// \return The URI of the skybox texture.
+    public: const std::string &CubemapUri() const;
+
+    /// \brief Set the skybox texture URI.
+    /// \param[in] _uri The URI of the skybox texture.
+    public: void SetCubemapUri(const std::string &_uri);
+
     /// \brief Load the sky based on a element pointer. This is *not* the
     /// usual entry point. Typical usage of the SDF DOM is through the Root
     /// object.
diff --git a/sdf/1.9/scene.sdf b/sdf/1.9/scene.sdf
index 01b26a7a2..1428d2c92 100644
--- a/sdf/1.9/scene.sdf
+++ b/sdf/1.9/scene.sdf
@@ -46,6 +46,10 @@
         <description>Ambient cloud color</description>
       </element>
     </element>
+
+    <element name="cubemap_uri" type="string" default="" required="0">
+      <description>The URI to a cubemap texture for a skybox. A .dds file is typically used for the cubemap.</description>
+    </element>
   </element>
 
   <element name="shadows" type="bool" default="true" required="1">
diff --git a/src/Sky.cc b/src/Sky.cc
index 21651b07f..a97ae0242 100644
--- a/src/Sky.cc
+++ b/src/Sky.cc
@@ -48,6 +48,9 @@ class sdf::Sky::Implementation
   public: ignition::math::Color cloudAmbient =
       ignition::math::Color(0.8f, 0.8f, 0.8f);
 
+  /// \brief Skybox texture URI
+  public: std::string cubemapUri = "";
+
   /// \brief The SDF element pointer used during load.
   public: sdf::ElementPtr sdf;
 };
@@ -154,6 +157,18 @@ void Sky::SetCloudAmbient(const ignition::math::Color &_ambient)
   this->dataPtr->cloudAmbient = _ambient;
 }
 
+//////////////////////////////////////////////////
+const std::string &Sky::CubemapUri() const
+{
+  return this->dataPtr->cubemapUri;
+}
+
+//////////////////////////////////////////////////
+void Sky::SetCubemapUri(const std::string &_uri)
+{
+  this->dataPtr->cubemapUri = _uri;
+}
+
 /////////////////////////////////////////////////
 Errors Sky::Load(ElementPtr _sdf)
 {
@@ -176,6 +191,8 @@ Errors Sky::Load(ElementPtr _sdf)
       _sdf->Get<double>("sunrise", this->dataPtr->sunrise).first;
   this->dataPtr->sunset =
       _sdf->Get<double>("sunset", this->dataPtr->sunset).first;
+  this->dataPtr->cubemapUri =
+      _sdf->Get<std::string>("cubemap_uri", this->dataPtr->cubemapUri).first;
 
   if ( _sdf->HasElement("clouds"))
   {
@@ -213,6 +230,7 @@ sdf::ElementPtr Sky::ToElement() const
   elem->GetElement("time")->Set(this->Time());
   elem->GetElement("sunrise")->Set(this->Sunrise());
   elem->GetElement("sunset")->Set(this->Sunset());
+  elem->GetElement("cubemap_uri")->Set(this->CubemapUri());
 
   sdf::ElementPtr cloudElem = elem->GetElement("clouds");
   cloudElem->GetElement("speed")->Set(this->CloudSpeed());
diff --git a/src/Sky_TEST.cc b/src/Sky_TEST.cc
index e629493e5..81d6a1632 100644
--- a/src/Sky_TEST.cc
+++ b/src/Sky_TEST.cc
@@ -31,6 +31,7 @@ TEST(DOMSky, Construction)
   EXPECT_DOUBLE_EQ(0.5, sky.CloudMeanSize());
   EXPECT_EQ(ignition::math::Color(0.8f, 0.8f, 0.8f),
       sky.CloudAmbient());
+  EXPECT_EQ("", sky.CubemapUri());
 }
 
 /////////////////////////////////////////////////
@@ -48,6 +49,7 @@ TEST(DOMSky, CopyConstruction)
   sky.SetCloudHumidity(0.9);
   sky.SetCloudMeanSize(0.123);
   sky.SetCloudAmbient(ignition::math::Color::Blue);
+  sky.SetCubemapUri("dummyUri");
 
   sdf::Sky sky2(sky);
   EXPECT_DOUBLE_EQ(1.0, sky2.Time());
@@ -58,6 +60,7 @@ TEST(DOMSky, CopyConstruction)
   EXPECT_DOUBLE_EQ(0.9, sky2.CloudHumidity());
   EXPECT_DOUBLE_EQ(0.123, sky2.CloudMeanSize());
   EXPECT_EQ(ignition::math::Color::Blue, sky2.CloudAmbient());
+  EXPECT_EQ("dummyUri", sky2.CubemapUri());
 
   EXPECT_NE(nullptr, sky2.Element());
   EXPECT_EQ(sky.Element(), sky2.Element());
@@ -75,6 +78,7 @@ TEST(DOMSky, MoveConstruction)
   sky.SetCloudHumidity(0.9);
   sky.SetCloudMeanSize(0.123);
   sky.SetCloudAmbient(ignition::math::Color::Blue);
+  sky.SetCubemapUri("dummyUri");
 
   sdf::Sky sky2(std::move(sky));
   EXPECT_DOUBLE_EQ(1.0, sky2.Time());
@@ -85,6 +89,7 @@ TEST(DOMSky, MoveConstruction)
   EXPECT_DOUBLE_EQ(0.9, sky2.CloudHumidity());
   EXPECT_DOUBLE_EQ(0.123, sky2.CloudMeanSize());
   EXPECT_EQ(ignition::math::Color::Blue, sky2.CloudAmbient());
+  EXPECT_EQ("dummyUri", sky2.CubemapUri());
 }
 
 /////////////////////////////////////////////////
@@ -99,6 +104,7 @@ TEST(DOMSky, MoveAssignmentOperator)
   sky.SetCloudHumidity(0.9);
   sky.SetCloudMeanSize(0.123);
   sky.SetCloudAmbient(ignition::math::Color::Blue);
+  sky.SetCubemapUri("dummyUri");
 
   sdf::Sky sky2;
   sky2 = std::move(sky);
@@ -110,6 +116,7 @@ TEST(DOMSky, MoveAssignmentOperator)
   EXPECT_DOUBLE_EQ(0.9, sky2.CloudHumidity());
   EXPECT_DOUBLE_EQ(0.123, sky2.CloudMeanSize());
   EXPECT_EQ(ignition::math::Color::Blue, sky2.CloudAmbient());
+  EXPECT_EQ("dummyUri", sky2.CubemapUri());
 }
 
 /////////////////////////////////////////////////
@@ -124,6 +131,7 @@ TEST(DOMSky, AssignmentOperator)
   sky.SetCloudHumidity(0.9);
   sky.SetCloudMeanSize(0.123);
   sky.SetCloudAmbient(ignition::math::Color::Blue);
+  sky.SetCubemapUri("dummyUri");
 
   sdf::Sky sky2;
   sky2 = sky;
@@ -135,6 +143,7 @@ TEST(DOMSky, AssignmentOperator)
   EXPECT_DOUBLE_EQ(0.9, sky2.CloudHumidity());
   EXPECT_DOUBLE_EQ(0.123, sky2.CloudMeanSize());
   EXPECT_EQ(ignition::math::Color::Blue, sky2.CloudAmbient());
+  EXPECT_EQ("dummyUri", sky2.CubemapUri());
 }
 
 /////////////////////////////////////////////////
@@ -185,6 +194,9 @@ TEST(DOMSky, Set)
   sky.SetCloudAmbient(ignition::math::Color(0.1f, 0.2f, 0.3f));
   EXPECT_EQ(ignition::math::Color(0.1f, 0.2f, 0.3f),
       sky.CloudAmbient());
+
+  sky.SetCubemapUri("dummyUri");
+  EXPECT_EQ("dummyUri", sky.CubemapUri());
 }
 
 /////////////////////////////////////////////////
@@ -200,6 +212,7 @@ TEST(DOMSky, ToElement)
   sky.SetCloudHumidity(0.2);
   sky.SetCloudMeanSize(0.5);
   sky.SetCloudAmbient(ignition::math::Color(0.1f, 0.2f, 0.3f, 1.0f));
+  sky.SetCubemapUri("dummyUri");
 
   sdf::ElementPtr elem = sky.ToElement();
   ASSERT_NE(nullptr, elem);
@@ -215,4 +228,5 @@ TEST(DOMSky, ToElement)
   EXPECT_DOUBLE_EQ(sky.CloudHumidity(), sky2.CloudHumidity());
   EXPECT_DOUBLE_EQ(sky.CloudMeanSize(), sky2.CloudMeanSize());
   EXPECT_EQ(sky.CloudAmbient(), sky2.CloudAmbient());
+  EXPECT_EQ(sky.CubemapUri(), sky2.CubemapUri());
 }
diff --git a/test/integration/scene_dom.cc b/test/integration/scene_dom.cc
index edcee1acb..fd4579a5d 100644
--- a/test/integration/scene_dom.cc
+++ b/test/integration/scene_dom.cc
@@ -69,4 +69,5 @@ TEST(DOMScene, LoadScene)
   EXPECT_DOUBLE_EQ(0.2, sky->CloudMeanSize());
   EXPECT_DOUBLE_EQ(0.9, sky->CloudHumidity());
   EXPECT_EQ(ignition::math::Color(0.1f, 0.2f, 0.3f), sky->CloudAmbient());
+  EXPECT_EQ("dummyUri", sky->CubemapUri());
 }
diff --git a/test/sdf/scene_with_sky.sdf b/test/sdf/scene_with_sky.sdf
index 1f794c443..c3063fe73 100644
--- a/test/sdf/scene_with_sky.sdf
+++ b/test/sdf/scene_with_sky.sdf
@@ -19,6 +19,7 @@
           <humidity>0.9</humidity>
           <ambient>0.1 0.2 0.3</ambient>
         </clouds>
+        <cubemap_uri>dummyUri</cubemap_uri>
       </sky>
     </scene>