"Most guest ranches have minimum stays of three, four, orseven nights and permit only guests to participate in ranch activitieslike fishing, horseback riding, and meals.Not soat 320 Guest Ranch, in the Gallatin Canyon outside Yellowstone’s West Entrance. From 1936 to 1959 the home of Dr. Caroline McGill, Montana’s first female doctor, the ranch now welcomes guests and non-guestsfor guided horseback rides, fishing in its trout pond, or enjoying a traditional chuckwagon dinner. Of course, you can spend a night—and even opt for Dr. McGill’s former log cabin—if you want."