Yosemite, Yellowstone, Grand Canyon. These are the stars of the United States' national parks system, and with good reason.
원문출처 : https://www.cnn.com/travel/article/national-park-week-healing-trnd-wellness/index.html
원문출처 : https://www.cnn.com/travel/article/national-park-week-healing-trnd-wellness/index.html