http://www.marriott.co.uk/hotels/maps/travel/lonch-london-marriott-hotel-county-hall/?directPageRequest=trueMarriott International, Inc.Find local area maps and directions to London Marriott Hotel County Hall in London at Marriott.co.uk.
Take the M4 to West London. Follow the Cromwell Road to Knightsbridge and then on to Hyde Park Corner, where you follow the road to Buckingham Palace. From there take The Mall to Westminster Bridge. Cross the bridge and the hotel is through the arch on the left, just past the statue of the white lion.
Follow the sign for The Docklands. Pass the Docks and following the river drive West towards Westminster. At the Tower of London, turn left which lead onto Embankment. Continue straight until you reach Big Ben. Turn left onto Westminster Bridge. Cross the bridge and the hotel is just past the statue of the white lion, through the archway on the left hand side.