Misc: Which star died during the filming of his movie Game of Death in 1973?

Questions

Britain - In the House of Lords, where does the Lord Chancellor sit?

Britain - In which park are Queen Mary's gardens?

Britain - What are the only two london boroughs that start with the letter 'e'?

Britain - What does 'The Monument' in London commemorate?

Britain - What was the second bridge built across the Thames?