Imagine this: you're ambling along a glass walkway, admiring the breathtaking view of the 3,500 feet of empty space between your feet and the ground. Suddenly, one of your companions accidentally drops a steel travel mug, causing the very glass beneath your feet to crack.
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That harrowing scene came to life earlier this week on China's Yuntaishan walkway, a 220-foot, U-shaped pathway wrapped tightly around a cliff.
Chinese news outlet People's Daily reports that a falling thermos caused the walkway's top layer of glass to shatter, prompting authorities to evacuate and shut down the structure.
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Glass bridges and walkways are taking China by storm, enticing tourists with a thrilling promenade and once-in-a-lifetime views.
Just last month, a 1,000-foot glass bridge that sits 600 feet above the ground opened in China's Shiniuzhai National Geopark.
This article originally appeared on the DSCOVRD blog.