The World’s Longest Yard Sale on Route 127CHATTANOOGA, TN.- The World’s Longest Yard Sale makes its 40th return, happening all the way through Sunday. The 600 mile Yard Sale hits 6 different states along US route 127. The route takes you up into Signal Mountain and there, Vendors get to put on display all that they have to sell. It’s a yard sale that is America and these paintings represent part of America too, that’s the bottom line. If you want to do some shopping and be a part of the World’s Longest Yard Sale, make sure to head up to Signal Mountain and check out what they have to offer.