Niblett's Bluff Park      Location Niblett's Bluff Park is located west of Vinton, Louisiana on the scenic Sabine River that divides Texas and Louisiana. Physical address is 3409 Niblett's Bluff Road. Directions I-10 exit #4, North on La. 109, go 2 1/2 miles, turn left on Niblett's Bluff Road go 2 1/2 miles and enter the park gates.