The National Park Service is warning visitors to the Grand Canyon that Wednesday's extreme heat could pose an unusual danger: melted shoes.
원문출처 : https://www.cnn.com/2020/06/24/weather/arizona-california-heat-forecast-grand-canyon-shoes-trnd/index.html
원문출처 : https://www.cnn.com/2020/06/24/weather/arizona-california-heat-forecast-grand-canyon-shoes-trnd/index.html