伯灵顿，爱荷华州：蛇巷

ip features Snake Alley in Burlington, Iowa. The one-way, cobblestone road is the crookedest street in the world, even beating Lombard Street in San Francisco. The 276-foot-long Snake Alley has five switchbacks. The average grade is a 12.5-percent decline along one city block. Burlington, Iowa, sits along the Mississippi River. It borders Illinois. The city has a population of around 24,000. The audio is included to enhance the fidelity of the clip.

光厂(VJshi)视频提供伯灵顿，爱荷华州：蛇巷视频素材下载，适用于旅途，圆石，美国小镇，砖，伦巴底街等主题的内容创作。

作者署名：Kevin Lewis/Getty Images/华夏视觉