diff --git a/examples/webgl-timemachine/example-configs/earthtime-data-apache-vhost-env.conf b/examples/webgl-timemachine/example-configs/earthtime-data-apache-vhost-env.conf
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+++ b/examples/webgl-timemachine/example-configs/earthtime-data-apache-vhost-env.conf
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+# Example apache configuration, for EarthTime tile data serving
+#
+# To install,
+#
+# 1.  Copy file and customize paths
+#
+# 2.  Symlink into /etc/apache2/sites-enabled
+#
+# 3.  Restart apache:
+#
+#     sudo apachectl graceful
+#
+
+Define ROOTPATH ${ROOTDIR}
+
+<VirtualHost *:80>
+  ServerName ${TILES_SERVERNAME}
+  DocumentRoot ${ROOTPATH}/app/data
+  Options FollowSymLinks
+
+  Header always set Access-Control-Allow-Origin "*"
+
+  <Directory "${ROOTPATH}/app/data">
+    AddOutputFilterByType DEFLATE application/octet-stream
+    AddOutputFilterByType DEFLATE application/json
+    AddOutputFilterByType DEFLATE text/csv
+
+    AllowOverride None
+    Require all granted
+  </Directory>
+</VirtualHost>