Western wildfires endanger beloved sites at national parks

Wildfires burning in the Western U.S. are threatening some of America’s most treasured national parks – and in some areas, the damage has already been done.
Last week in Montana, a 20-square-mile blaze burned the historic Sperry Chalet, a hotel and dining room built in 1914 and only reachable by trail.“We are saddened to inform you that Sperry Chalet has been lost,” the chalet’s operator writes in a post to the chalet’s website. “The Sprague Fire reached