Directions to Sams Lake Bird Sanctuary
Sams Lake Preserve is located on Old Senoia Rd, off Redwine Road south of Fayetteville.
Here's a printable vicinity map. 
Requires the free Adobe Reader, click here.
Or use Google Maps and enter "Sams Lake Preserve" in the search box. 
The Preserve entrance is on Old Senoia Road and CANNOT be accessed from Hwy 85 or Applewood Way.