diff --git a/apps/src/main/java/org/hortonmachine/nww/layers/defaults/raster/OepnvkarteLayer.java b/apps/src/main/java/org/hortonmachine/nww/layers/defaults/raster/OepnvkarteLayer.java
new file mode 100644
index 000000000..ea0645ff4
--- /dev/null
+++ b/apps/src/main/java/org/hortonmachine/nww/layers/defaults/raster/OepnvkarteLayer.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2012 United States Government as represented by the Administrator of the
+ * National Aeronautics and Space Administration.
+ * All Rights Reserved.
+ */
+package org.hortonmachine.nww.layers.defaults.raster;
+
+import java.net.MalformedURLException;
+import java.net.URL;
+
+import gov.nasa.worldwind.avlist.AVKey;
+import gov.nasa.worldwind.avlist.AVList;
+import gov.nasa.worldwind.avlist.AVListImpl;
+import gov.nasa.worldwind.geom.Angle;
+import gov.nasa.worldwind.geom.LatLon;
+import gov.nasa.worldwind.layers.mercator.MercatorSector;
+import gov.nasa.worldwind.util.LevelSet;
+import gov.nasa.worldwind.util.Tile;
+import gov.nasa.worldwind.util.TileUrlBuilder;
+
+/**
+ * @version $Id: OSMMapnikLayer.java 1171 2013-02-11 21:45:02Z dcollins $
+ */
+public class OepnvkarteLayer extends BasicMercatorTiledImageLayer {
+    public OepnvkarteLayer() {
+        super(makeLevels());
+    }
+
+    private static LevelSet makeLevels() {
+        AVList params = new AVListImpl();
+
+        params.setValue(AVKey.TILE_WIDTH, 256);
+        params.setValue(AVKey.TILE_HEIGHT, 256);
+        params.setValue(AVKey.DATA_CACHE_NAME, "Earth/OSM-Mercator/Oepnvkarte");
+        params.setValue(AVKey.SERVICE, "http://tile.memomaps.de/tilegen//");
+        params.setValue(AVKey.DATASET_NAME, "h");
+        params.setValue(AVKey.FORMAT_SUFFIX, ".png");
+        params.setValue(AVKey.NUM_LEVELS, 22);
+        params.setValue(AVKey.NUM_EMPTY_LEVELS, 0);
+        params.setValue(AVKey.LEVEL_ZERO_TILE_DELTA, new LatLon(Angle.fromDegrees(22.5d), Angle.fromDegrees(45d)));
+        params.setValue(AVKey.SECTOR, new MercatorSector(-1.0, 1.0, Angle.NEG180, Angle.POS180));
+        params.setValue(AVKey.TILE_URL_BUILDER, new URLBuilder());
+
+        return new LevelSet(params);
+    }
+
+    private static class URLBuilder implements TileUrlBuilder {
+        public URL getURL( Tile tile, String imageFormat ) throws MalformedURLException {
+            int zoom = tile.getLevelNumber() + 3;
+            int x = tile.getColumn();
+            int y = (1 << (tile.getLevelNumber()) + 3) - 1 - tile.getRow();
+         
+            return new URL(tile.getLevel().getService() + zoom + "/" + x + "/" + y + ".png");
+        }
+    }
+
+    @Override
+    public String toString() {
+        return "Öpnvkarte Transport Map";
+    }
+}
diff --git a/apps/src/main/java/org/hortonmachine/nww/layers/defaults/raster/OpenTopoLayer.java b/apps/src/main/java/org/hortonmachine/nww/layers/defaults/raster/OpenTopoLayer.java
new file mode 100644
index 000000000..252ac9799
--- /dev/null
+++ b/apps/src/main/java/org/hortonmachine/nww/layers/defaults/raster/OpenTopoLayer.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2012 United States Government as represented by the Administrator of the
+ * National Aeronautics and Space Administration.
+ * All Rights Reserved.
+ */
+package org.hortonmachine.nww.layers.defaults.raster;
+
+import java.net.MalformedURLException;
+import java.net.URL;
+
+import gov.nasa.worldwind.avlist.AVKey;
+import gov.nasa.worldwind.avlist.AVList;
+import gov.nasa.worldwind.avlist.AVListImpl;
+import gov.nasa.worldwind.geom.Angle;
+import gov.nasa.worldwind.geom.LatLon;
+import gov.nasa.worldwind.layers.mercator.MercatorSector;
+import gov.nasa.worldwind.util.LevelSet;
+import gov.nasa.worldwind.util.Tile;
+import gov.nasa.worldwind.util.TileUrlBuilder;
+
+/**
+ * @version $Id: OSMMapnikLayer.java 1171 2013-02-11 21:45:02Z dcollins $
+ */
+public class OpenTopoLayer extends BasicMercatorTiledImageLayer {
+    public OpenTopoLayer() {
+        super(makeLevels());
+    }
+
+    private static LevelSet makeLevels() {
+        AVList params = new AVListImpl();
+
+        params.setValue(AVKey.TILE_WIDTH, 256);
+        params.setValue(AVKey.TILE_HEIGHT, 256);
+        params.setValue(AVKey.DATA_CACHE_NAME, "Earth/OSM-Mercator/OpenStreetMap Mapnik");
+        params.setValue(AVKey.SERVICE, "https://a.tile.opentopomap.org/");
+        params.setValue(AVKey.DATASET_NAME, "h");
+        params.setValue(AVKey.FORMAT_SUFFIX, ".png");
+        params.setValue(AVKey.NUM_LEVELS, 22);
+        params.setValue(AVKey.NUM_EMPTY_LEVELS, 0);
+        params.setValue(AVKey.LEVEL_ZERO_TILE_DELTA, new LatLon(Angle.fromDegrees(22.5d), Angle.fromDegrees(45d)));
+        params.setValue(AVKey.SECTOR, new MercatorSector(-1.0, 1.0, Angle.NEG180, Angle.POS180));
+        params.setValue(AVKey.TILE_URL_BUILDER, new URLBuilder());
+
+        return new LevelSet(params);
+    }
+
+    private static class URLBuilder implements TileUrlBuilder {
+        public URL getURL( Tile tile, String imageFormat ) throws MalformedURLException {
+            int zoom = tile.getLevelNumber() + 3;
+            int x = tile.getColumn();
+            int y = (1 << (tile.getLevelNumber()) + 3) - 1 - tile.getRow();
+         
+            return new URL(tile.getLevel().getService() + zoom + "/" + x + "/" + y + ".png");
+        }
+    }
+
+    @Override
+    public String toString() {
+        return "OpenTopoMap";
+    }
+}