Read a GPX file with VB.NET and save to CSV

Dim gpxFile As String = "C:\Users\xxxxxxx\Downloads\ILU 2022038.gpx"
          Dim gpxDoc As XmlDocument = New XmlDocument()
          gpxDoc.Load(gpxFile)

          Dim nsmgr As XmlNamespaceManager = New XmlNamespaceManager(gpxDoc.NameTable)
          nsmgr.AddNamespace("x", "http://www.topografix.com/GPX/1/1")
          Dim nl As XmlNodeList = gpxDoc.SelectNodes("//x:trkpt", nsmgr)

          For Each xnode As XmlNode In nl
              Dim name As String = xnode.Name
              Debug.Print(xnode.Name & vbCrLf & xnode.InnerText)

          Next<