Public-artist Martin Firrell explores the relationship between art, everyday life & faith, projecting images in English, Arabic & Hebrew onto iconic building St Paul's Cathedral.Public-artist Martin Firrell explores the relationship between art, everyday life & faith, projecting images in English, Arabic & Hebrew onto iconic building St Paul's Cathedral.Public-artist Martin Firrell explores the relationship between art, everyday life & faith, projecting images in English, Arabic & Hebrew onto iconic building St Paul's Cathedral.