Start out going South on OLD BOERNE STAGE RD towards DOS CERROS DR. Turn RIGHT onto DOS CERROS DR. Turn LEFT onto BOERNE STAGE RD. Turn SLIGHT RIGHT. Turn SLIGHT RIGHT onto W I-10. Turn SLIGHT LEFT to take the I-10 E ramp. Merge onto I-10 E. Take the ANDERSON LOOP/TX-1604-LOOP exit, exit number 556A. Keep LEFT at the fork in the ramp. Keep RIGHT at the fork in the ramp. Keep LEFT at the fork in the ramp. Merge onto TX-1604 LOOP E. Take the I-35 exit towards SAN ANTONIO/AUSTIN. Keep LEFT at the fork in the ramp. Keep RIGHT at the fork in the ramp. Merge onto E TX-1604 LOOP N.