DOC: fix LAND zorder in feature example

examples/lines_and_polygons/feature_creation.py

@@ -28,7 +28,7 @@ def main():
     # Put a background image on for nice sea rendering.
     ax.stock_img()
 
-    # Create a feature for States/Admin 1 regions at 1:50m from Natural Earth
+    # Create a feature for States/Admin 1 regions at 1:50m from Natural Earth.
     states_provinces = cfeature.NaturalEarthFeature(
         category='cultural',
         name='admin_1_states_provinces_lines',
@@ -38,9 +38,11 @@ def main():
     SOURCE = 'Natural Earth'
     LICENSE = 'public domain'
 
-    ax.add_feature(cfeature.LAND)
-    ax.add_feature(cfeature.COASTLINE)
+    # Add our states feature.
     ax.add_feature(states_provinces, edgecolor='gray')
+    # Add land feature, overriding the default negative zorder so it shows
+    # above the background image.
+    ax.add_feature(cfeature.LAND, zorder=1, edgecolor='k')
 
     # Add a text annotation for the license information to the
     # the bottom right corner.