The protected view from Alexandra Palace to St Paul's: 9.2 km, 140 m wide

Alexandra Palace → St Paul's Cathedral. 9.2 km long and 140 m wide where it arrives. The eye is 94.0 m above sea level (the viewing terrace); the target is 52.1 m. 256 postcodes lie in the corridor, across Haringey, Islington and City of London.