How Big Sky became America’s most surprising luxury summer destination beyond Yellowstone

The pleasures of southwestern Montana in the summertime are no secret. In the warmer months, fly-fishing guides such as Teddy Janney of Gallatin River Guides are busy with people seeking to reenact A River Runs Through It. Yellowstone National Park gets nearly a million visitors a month between June and August, and space is scarce at viewing platforms in beloved sites such as Grand Prismatic Spring and Old Faithful, across state lines in Wyoming. But despite that, many travellers still think…