Yellowstone National Park is our country's oldest national park and one of the most popular. It has so much to offer, but do you know the best time to visit? Out of all the seasons, fall is the best time to make a trip to Yellowstone! Yellowstone is visited by an average of 4.1 million people every year with over half of those visiting between June and August. Once school starts and the summer vacation window is over, the number of visitors drastically decreases which means a much different