Waltham Cross
Waltham Cross
Hertford
Welwyn Garden City
Potters Bar
Harlow
Stratford
Hertford
Borehamwood
Chingford
Loughton
South Mimms
Potters Bar
Hertford
Hertford
Hertford
London
Epping
Welwyn Garden City
Welwyn Garden City
Ilford
Hainault
Ilford
Welwyn Garden City
Harlow
Borehamwood
Borehamwood
Hertford
Hertford
Hatfield
London
London
London
London
Barnet
Welwyn Garden City
Welwyn Garden City
Borehamwood
Smallford
Hoddesdon