Nantifan Barn is easily found from the A40 when travelling west from Brecon and Sennybridge by turning left at Trecastle and taking the picturesque route across the mountain road. Continue on the mountain road past the first chapel and telephone box for 10 miles until you reach the village sign of Twynllanan then turn left after chapel and telephone box and then immediate left by sign post "Llyn y Fan" and "Youth Hostel". Turn next left (1/2 mile) at no through road sign and this road will take you up to Nanteinon Farm on the right hand side.
Alternatively follow the A40 to LLangadog, turn left into the village centre then right following the A4069. Turn left over bridge towards Twynllanan and Trecastle opposite house on right (was the Three Horse Shoes Pub). Travel 2 1/2 miles and turn right at the village just before chapel and telephone box. Turn immediate left, sign posted Llyn y Fan/Youth Hostel and take next left (1/2 mile) at no through road sign. This road will take you up to Nanteinon Farm on the right hand side.
You will be greeted and shown to Nantifan Barn which is a further 1/2 mile.
For Google Earth viewers see our location at this reference (copy & paste) 51.91,-3.795
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