With its beautiful meadows and countless meandering streams, picturesque Parke County, Indiana, is home to 31 historic covered bridges, ranging from 43 to 315 feet long. Every October, the county hosts the Covered Bridge Festival, which draws more than two million people nationwide to the courthouse lawn in Rockville. From there, tourists set off to visit the bridges and to seek out the arts and crafts fairs located in each of the festival s nine communities. Photographer Marsha Williamson Mohr has spent years in the area, capturing spellbinding images of the bridges and nearby farms and...