<classify> Ngokwesibonelo ukuvakashela izigodlo eSigodini saseLoire, isigodi saseRhine noma ukuthatha uhambo ngomkhumbi oluya emadolobheni athakazelisayo kuyiDanube noma ukuhamba ngesikebhe kuyi-Erie Canal.  <topic>: Natural wondersWaterways 