North Wales, UK. 7th September 2018. Festival No. 6 is multi-award-winning music, arts and culture festival that all takes place in the beautiful fairy tale setting of Portmeirion, North Wales, home of the cult TV show The Prisoner. A festival goers enjoying the weather and festival at Festival Number 6, Portmeirion. Day one of Festival Number 6 Credit: DGDImages/Alamy Live News - Stock Photo