Take the A66 westbound signposted for Keswick/Workington
Remain on this road for about 19 miles and continue past Keswick
After Keswick, continue past Braithwaite
Take the next left turn signed for Thornthwaite/Gallery
Go round the bend and start going up the hill.
There is a gap in the wall on the left with a slate sign that says 'private'. Turn in there and you will see three bungalows and a large parking area. The Retreat is the last bungalow. There is parking for up to two cars.