Buses in England: Watford, Hemel Hempstead, Portsmouth, Luton, Whitechapel London.

Bus transport in the United Kingdom. Colorful bus transport london, Watford, Hemel Hempstead, Portsmouth, Luton, Whitechapel London. transport for london. arriva bus in Watford, Hemel Hempstead, Portsmouth, Luton. Arriva UK Bus is the major bus operator across the UK. The company has different branded bus like Alexander Dennis Enviro400