1 Trafalgar Square is to the north of the houses of parliament. (True)
2 Nelson's column is in the middle of Piccadilly Circus. (False)
Nelson's column is in the middle of Trafalgar Square.
3 The Tower of London is next to St. Paul's Cathedral. (False)
Trafalgar Square is next to St. Paul's Cathedral.
4 The National Gallery is in Trafalgar Square. (True)