I had been in London for about four days,I saw the Tower of London ,the Tower Bridge the Big Ben and the other famous places (visited)
(have)
of this city.To arrive in Bath, I brought a coach.The journey was long but I'm very happy to arrive in this town.I didn't stay here
( Word order) I took a coach to Bath.
before ,but all my friends who saw Bath tell me that it is very beautiful.I hope I enjoy myself very much.
As for the other corrections I didn't know...............