REMOVE

1. City squares -- England -- L …

WHAT

1. 4th plinth ; Fourth plint … (2)
2. Arches (1)
3. Architecture -- 1400-1500 (1)
4. Architecture -- 1500-1600 (1)
5. Architecture -- England - … (1)
6. Bronze sculpture (1)
7. Canopies, Architectural (1)
8. Columns (1)
9. Fountains (2)
10. Guildhall (London, Englan … (1)
11. Heraldry (1)
12. Night photography (1)
13. Pigeons (1)
14. Public art -- England -- … (2)
15. Public sculpture -- Engla … (3)
16. Public spaces (2)
17. Tourism -- England -- Lon … (3)
18. Tourist attractions ; Tou … (1)
19. Tourists (1)
20. Tourists -- Behaviour (1)
21. Trafalgar Square (London, … (3)

WHERE

1. ENGLAND, UK (4)
2. London (4)

WHO

1. WHITEREAD, Rachel (2)
2. LANDSEER, Edwin (1)
3. RAILTON, William (1)
4. WATSON, Musgrave Lewthwai … (1)
5. WOODINGTON, William (1)

WHEN

1. 2001 (2)
2. 1843 (1)