Directions to Maccassil Guest House. From the M25 motorway take the M20 towards Folkestone and Dover. Leave the M20 at J11 and head south for ¼ mile. Take 2nd exit towards A261 and Hythe. Turn left onto A261 after ½ mile. You are now on the A261 marked in the top left corner of the map. Follow the arrows on the map.