London
Watford
Hemel Hempstead
Enfield
New Barnet
Edgware
Enfield
Edgware
Edgware
Abbots Langley
Enfield
Finchley
Watford
Barnet
Potters Bar
Enfield
Walthamstow
Barnet
London
Cheshunt
London
London
Hammersmith and Fulham
Borehamwood
Barnet
Enfield
London
Potters Bar
Barnet
Saint Albans
Hayes
Harrow
Harrow
Hayes
Harrow
Hayes
London
Hillingdon
London
London