Westminster Underground. Buses 3, 11, 12, 24, 29, 53, 70, 77, 77a. Visits: Chamber of Commons: open to visitors 14,30 to 22.00 Monday to Thursday and 9,30 to 15.00 on Fridays. Chamber of Lords: open to visitors at 14,30. Westminster Hall: open every working day except Fridays from 10.00 a 13,30.