Take I-85 South to I-26 North
Get off I-26 at exit 5 (Hwy 11)
Turn left at the end of the exit ramp (toward Campobello)
Follow Hwy 11 through Campobello and over Hwy 25 to Hwy 276 at Cleveland
Turn right (Hwy 11 and Hwy 276 merged)
Follow Hwy 11/276 for 2 miles? to F-mart and signs for
Jones Gap State Park and River Falls Road.
Go Right.
Follow River Falls Road for 6 miles,
Pass Gap Creek Road on the right,
go 1/10 mile more to
River Falls Lodge Drive on the right. Turn right and the lodge is
on the right. 

Here are Google driving directions