Original sentence: The Valley River is a tributary of the Hiwassee River that begins as a pair of springs in the Snowbird Mountains of Cherokee County, NC and descends 2,960 ft  (902 m) in elevation in approximately forty miles (64.3 km) to enter the Hiwassee embayment at Murphy, NC.Two miles (3.2 km) east of the terminus of the Valley River in Murphy, NC lies the Peachtree Mound, an Archaic Indian Mound excavated by the Smithsonian in 1933
Edited sentence: The Valley River is a tributary of the Hiwassee River that begins as a pair of springs in the Snowbird Mountains of Cherokee County, NC and descends 2,960 ft  (902 m) in elevation in approximately forty miles (64.3 km) to enter the Hiwassee embayment at Murphy, NC.Two miles (3.2 km) east of the terminus of the Valley River in Murphy, NC lies the Peachtree Mound, an Archaic Indian Mound excavated by the Smithsonian in 1933