From Exeter, take the A30 towards Okehampton. Go past the Okehampton turn off and take the next one signposted Sourton Down/Sourton Cross, Tavistock, Bideford. Go down the slip road in the right hand lane and at the T junction follow signs for Bridestowe, Lewdown and Lifton. Follow this road until you enter Lewdown. Go past the Post Office and shop on your left, and the war memorial, and as you leave the 40mph zone there is a right hand turn for Thrushelton. Follow signs into Thrushelton and as you come down the hill, Thrushelball is the first driveway on your left.