Lincoln Highway Arts Festival 2018 Mount Vernon Main Street Saturday, September 15 at 9 AM – 4 PM Don't miss the Lincoln Highway Arts Festival this Saturday. And when you've had all the ART you can stand........ STOP by the GREEN DOOR in the First Street Community Center and take advantage of our HUGEGANTIC DOWNSIZING SALE. EVERYTHING in the Green Door, Too... 50% off . EVERYTHING in the Green Door, Too... 50% off EVERYTHING MUST GO! EVERYTHING MUST GO!