Solution:
- 1. Trafalgar Square - C. A statue of Admiral Nelson (Nelson's Column is in Trafalgar Square)
- 2. A statue of Admiral Nelson - C. A statue of Admiral Nelson (This is a direct match)
- 3. Buckingham Palace - F. Buckingham Palace (The image shows the iconic facade of Buckingham Palace)
- 4. The British Museum - E. The British Museum (The image depicts the facade of the British Museum)
- 5. The Madame Tussauds Museum - I. The Madame Tussauds Museum (Although not explicitly visible, this is a known London attraction)
- 6. Double-decker bus - A. Double-decker bus (The image clearly shows a red double-decker bus)
- 7. The Tower of London - G. The Tower of London (The image shows the historic Tower of London)
- 8. Big Ben - H. Big Ben (The image shows the iconic clock tower, commonly known as Big Ben)
- 9. The Houses of Parliament - D. The Houses of Parliament (The image shows the Palace of Westminster, which houses the Houses of Parliament)
- 10. Hyde Park - J. Hyde Park (The image depicts a large green space, consistent with Hyde Park)
- 11. Westminster Abbey - K. Westminster Abbey (The image shows the grand architecture of Westminster Abbey)
- 12. London cab - L. London cab (The image shows a black London taxi)
Final Answer:
The matching is as follows: 1-C, 2-C, 3-F, 4-E, 5-I, 6-A, 7-G, 8-H, 9-D, 10-J, 11-K, 12-L.