xml.instruct! xml.gpx("version" => "1.1", "xmlns:xsi" => "http://www.w3.org/2001/XMLSchema-instance", "xsi:schemaLocation" => "http://www.topografix.com/GPX/1/1 http://www.topografix.com/GPX/1/1/gpx.xsd") do for bug in @bugs xml.wpt("lon" => bug.lon, "lat" => bug.lat) do xml.desc do xml.cdata! bug.flatten_comment("