From Dallas:

Take I-35E South to Exit 399A
Go west on FM66 1.6 miles

From Fort Worth:

Take Hwy 287 South to I-35E South
Take I-35E South to Exit 399A
Go west on FM66 1.6 miles

From Austin or Waco:

Take I-35E North to Exit 399
Go west on FM66 1.6 miles

From Houston:

Take I-45 North to Hwy 287 North
Take Hwy 287 North to I-35E South
Take I-35E South to Exit 399A
Go west on FM66 1.6 miles