The_Mayflower_15_Plymouth_5043_simmering Having been fully serviced, both Castles and their support coach rested in a bay platform at Plymouth, quietly simmering as they waited to start the return journey to Bristol. The engines were the subject of non-stop photography and discussion by those travelling on the train and many members of the public who entered the station, just to have a look. roger.griffiths@hotmail.com