M5 to Exeter.
Take the A30 from Exeter to Cornwall.
Leave the A30 at Innis Downs. At roundabout take 1st exit onto A391 to
From St Austell take the A390 towards Truro.
Bear left on the B3287 to Tregony.
From Tregony follow the signs for St Mawes for 7 miles to Trewithian.
Turn left at the sign for Gerrans, Portscatho, Trewince Manor etc.
Stay on this road, following signs for St Anthony to Trewince Farm half
a mile beyond Gerrans village.