Leeds Castle, Canterbury Cathedral and Dover

London is fabulous, of course, but you don't want to leave without exploring the English countryside for at least one day. Head southwest of London to the picturesque, historic sites of Leeds Castle, Canterbury Cathedral and Dover. On your way, you'll drive through Greenwich, home of the Royal Observatory and the Prime Meridian, where the world's time is set. When you reach Leeds Castle, you'll enjoy a private viewing of this glorious 12th-century castle before the doors open to the public. you'll then visit famous Canterbury Cathedral and see the White Cliffs of Dover.