diff --git a/MapControl/Shared/MapBase.cs b/MapControl/Shared/MapBase.cs
index c452e6ba..15a11c96 100644
--- a/MapControl/Shared/MapBase.cs
+++ b/MapControl/Shared/MapBase.cs
@@ -33,6 +33,8 @@ namespace MapControl
     {
         private const double MaximumZoomLevel = 22d;
 
+        public static TimeSpan TileFadeDuration { get; set; } = TimeSpan.FromSeconds(0.1);
+
         public static readonly DependencyProperty MapLayerProperty = DependencyProperty.Register(
             nameof(MapLayer), typeof(UIElement), typeof(MapBase),
             new PropertyMetadata(null, (o, e) => ((MapBase)o).MapLayerPropertyChanged((UIElement)e.OldValue, (UIElement)e.NewValue)));
@@ -61,10 +63,6 @@ namespace MapControl
             nameof(AnimationEasingFunction), typeof(EasingFunctionBase), typeof(MapBase),
             new PropertyMetadata(new QuadraticEase { EasingMode = EasingMode.EaseOut }));
 
-        public static readonly DependencyProperty TileFadeDurationProperty = DependencyProperty.Register(
-            nameof(TileFadeDuration), typeof(TimeSpan), typeof(MapBase),
-            new PropertyMetadata(Tile.FadeDuration, (o, e) => Tile.FadeDuration = (TimeSpan)e.NewValue));
-
         private PointAnimation centerAnimation;
         private DoubleAnimation zoomLevelAnimation;
         private DoubleAnimation headingAnimation;
@@ -213,16 +211,6 @@ namespace MapControl
             set { SetValue(AnimationEasingFunctionProperty, value); }
         }
 
-        /// <summary>
-        /// Gets or sets the Duration of the Tile Opacity animation.
-        /// The default value is 0.2 seconds.
-        /// </summary>
-        public TimeSpan TileFadeDuration
-        {
-            get { return (TimeSpan)GetValue(TileFadeDurationProperty); }
-            set { SetValue(TileFadeDurationProperty, value); }
-        }
-
         /// <summary>
         /// Gets the scaling factor from cartesian map coordinates to view coordinates,
         /// i.e. pixels per meter, as a read-only dependency property.
diff --git a/MapControl/Shared/MapImageLayer.cs b/MapControl/Shared/MapImageLayer.cs
index 722f2a28..0a103e44 100644
--- a/MapControl/Shared/MapImageLayer.cs
+++ b/MapControl/Shared/MapImageLayer.cs
@@ -23,8 +23,8 @@ using System.Windows.Threading;
 namespace MapControl
 {
     /// <summary>
-    /// Map image layer. Fills the viewport with a single map image, e.g. provided by a Web Map Service.
-    /// The image must be provided by the abstract GetImageAsync method.
+    /// Displays a single map image, e.g. from a Web Map Service (WMS).
+    /// The image must be provided by the abstract GetImageAsync() method.
     /// </summary>
     public abstract class MapImageLayer : MapPanel, IMapLayer
     {
@@ -335,13 +335,13 @@ namespace MapControl
             topImage.BeginAnimation(OpacityProperty, new DoubleAnimation
             {
                 To = 1d,
-                Duration = Tile.FadeDuration
+                Duration = MapBase.TileFadeDuration
             });
 
             bottomImage.BeginAnimation(OpacityProperty, new DoubleAnimation
             {
                 To = 0d,
-                BeginTime = Tile.FadeDuration,
+                BeginTime = MapBase.TileFadeDuration,
                 Duration = TimeSpan.Zero
             });
         }
diff --git a/MapControl/Shared/MapTileLayer.cs b/MapControl/Shared/MapTileLayer.cs
index e471c041..71c02da3 100644
--- a/MapControl/Shared/MapTileLayer.cs
+++ b/MapControl/Shared/MapTileLayer.cs
@@ -17,7 +17,7 @@ using System.Windows.Media;
 namespace MapControl
 {
     /// <summary>
-    /// Fills the viewport with map tiles from a TileSource.
+    /// Displays web mercator map tiles.
     /// </summary>
     public class MapTileLayer : MapTileLayerBase
     {
diff --git a/MapControl/Shared/Tile.cs b/MapControl/Shared/Tile.cs
index 834c0a67..17928694 100644
--- a/MapControl/Shared/Tile.cs
+++ b/MapControl/Shared/Tile.cs
@@ -19,8 +19,6 @@ namespace MapControl
 {
     public partial class Tile
     {
-        public static TimeSpan FadeDuration { get; set; } = TimeSpan.FromSeconds(0.15);
-
         public readonly int ZoomLevel;
         public readonly int X;
         public readonly int Y;
@@ -46,7 +44,14 @@ namespace MapControl
 
         private void FadeIn()
         {
-            Image.BeginAnimation(UIElement.OpacityProperty, new DoubleAnimation { From = 0d, To = 1d, Duration = FadeDuration, FillBehavior = FillBehavior.Stop });
+            Image.BeginAnimation(UIElement.OpacityProperty, new DoubleAnimation
+            {
+                From = 0d,
+                To = 1d,
+                Duration = MapBase.TileFadeDuration,
+                FillBehavior = FillBehavior.Stop
+            });
+
             Image.Opacity = 1d;
         }
     }
diff --git a/MapControl/Shared/WmtsTileLayer.cs b/MapControl/Shared/WmtsTileLayer.cs
index 1ca3c1d1..dbd3e863 100644
--- a/MapControl/Shared/WmtsTileLayer.cs
+++ b/MapControl/Shared/WmtsTileLayer.cs
@@ -15,6 +15,9 @@ using System.Windows;
 
 namespace MapControl
 {
+    /// <summary>
+    /// Displays map tiles from a Web Map Tile Service (WMTS).
+    /// </summary>
     public class WmtsTileLayer : MapTileLayerBase
     {
         public static readonly DependencyProperty CapabilitiesUriProperty = DependencyProperty.Register(
@@ -37,12 +40,18 @@ namespace MapControl
             Loaded += OnLoaded;
         }
 
+        /// <summary>
+        /// The Uri of a XML file or web response that contains the service capabilities.
+        /// </summary>
         public Uri CapabilitiesUri
         {
             get { return (Uri)GetValue(CapabilitiesUriProperty); }
             set { SetValue(CapabilitiesUriProperty, value); }
         }
 
+        /// <summary>
+        /// The ows:Identifier of the Layer that should be displayed. If not set, the first Layer is displayed.
+        /// </summary>
         public string LayerIdentifier
         {
             get { return (string)GetValue(LayerIdentifierProperty); }
diff --git a/MapControl/UWP/Tile.UWP.cs b/MapControl/UWP/Tile.UWP.cs
index 30740773..43921b9f 100644
--- a/MapControl/UWP/Tile.UWP.cs
+++ b/MapControl/UWP/Tile.UWP.cs
@@ -16,7 +16,7 @@ namespace MapControl
         {
             Pending = false;
 
-            if (fadeIn && FadeDuration > TimeSpan.Zero)
+            if (fadeIn && MapBase.TileFadeDuration > TimeSpan.Zero)
             {
                 if (image is BitmapImage bitmap && bitmap.UriSource != null)
                 {
diff --git a/MapControl/WPF/Tile.WPF.cs b/MapControl/WPF/Tile.WPF.cs
index c35f88f0..1e4f43c5 100644
--- a/MapControl/WPF/Tile.WPF.cs
+++ b/MapControl/WPF/Tile.WPF.cs
@@ -15,7 +15,7 @@ namespace MapControl
         {
             Pending = false;
 
-            if (fadeIn && FadeDuration > TimeSpan.Zero)
+            if (fadeIn && MapBase.TileFadeDuration > TimeSpan.Zero)
             {
                 if (image is BitmapSource bitmap && !bitmap.IsFrozen && bitmap.IsDownloading)
                 {