Complex sentence: The American Tobacco Trail (ATT) is a 22-mile long Rails-to-Trails project located in the Triangle Region of North Carolina, USA, running along an abandoned railroad bed originally built for the American Tobacco Company in the 1970s.
Split into simpler sentences: The American Tobacco Trail (ATT) is a 22-mile long Rails-to-Trails project located in the Triangle Region of North Carolina, USA. The trail runs along an abandoned railroad bed originally built for the American Tobacco Company in the 1970s.