The picturesque middle and upper reaches of the Rhine Valley is an important scenic spot in Germany and was elected as a World Heritage Site. Walking through the 65-kilometer stretch of the Rhine River, quietly watching the riverside castles, historical towns and vineyards, together vividly depicts the long interaction between humans and the changing natural environment. history. Along the way through many incredible legendary fortresses, the bougainvillea that stretches for dozens of kilometers spreads the scenery. For centuries, many historical events and many legends that have taken place have had a great impact on writers, artists and composers.