https://news.idea-show.com/post/%e4%bf%9d%e5%ae%9a%e3%80%8c%e5%9b%9b%e8%89%b2%e3%80%8d%e6%97%85%e9%81%8a%e7%b7%9a%e8%b7%af%e5%be%b5%e9%9b%86%e6%b4%bb%e5%8b%95/
保定「四色」旅遊線路徵集活動