Interesting how many more people there are in a 62 km radius from the centre of London, UK (16,702,837), vs. the equivalent for Paris (12,525,335).
https://www.tomforth.co.uk/circlepopulations/?lat=51.48378&long=-0.12909&distance_km=62
https://www.tomforth.co.uk/circlepopulations/?lat=48.80813&long=2.34695&distance_km=62
Montreal yields 4,884,263.
https://www.tomforth.co.uk/circlepopulations/?lat=45.50769&long=-73.68942&distance_km=62
Toronto yields 7,830,244.
https://www.tomforth.co.uk/circlepopulations/?lat=43.63747&long=-79.46274&distance_km=62
Not too far behind Chicago at 8,475,272
https://www.tomforth.co.uk/circlepopulations/?lat=41.73176&long=-87.71896&distance_km=62
New York city yields 17,439,040
https://www.tomforth.co.uk/circlepopulations/?lat=40.73207&long=-74.04099&distance_km=62
Vancouver (centred on Langley, to avoid having too much area in the Straight of Georgia) yields 3,339,043
https://www.tomforth.co.uk/circlepopulations/?lat=49.19014&long=-122.54013&distance_km=62
Calgary (which includes the teeming metropolis of Okotoks) yields 1,843,696.
https://www.tomforth.co.uk/circlepopulations/?lat=51.01617&long=-114.02435&distance_km=62
For shits and giggles, London (Ont) yields 806,673
https://www.tomforth.co.uk/circlepopulations/?lat=42.90293&long=-81.25214&distance_km=62