Great Runs, the ultimate guide for travelers who run and runners who travel, unveils its official selection of the Top 20 Fall Foliage Runs in New England. The crisp air, orchards, pumpkins, and gorgeous foliage all make this the best season for running. We've culled five of the best fall runs from each of Vermont, New Hampshire, Maine, and Massachusetts, which form our comprehensive Fall Foliage Running Guide series.