From M1 junction15a or A5 Towcaster roundabout take the A43 towards Silverstone. Travel past Silverstone, after approximately 8 miles you will see the Greenman Premier Lodge on your right. Take the second turnoff marked Helmdon B4525 and follow that road for approximately 3 miles, Spring Farm is on the right approximately 1/2 mile after the Helmdon / Brackley crossroads. DO NOT turn at the crossroads to Helmdon village, we are 1/2 mile on the right/ Look out for the RAF sign and do not forget your Wellies!!