Pins are placed at each neighborhood's approximate center to show clustering — use the "Official site" or "Google Maps" link on each place's card for the exact address.
Your Paris itinerary
Tip: tapping "Save as PDF" opens your device's print screen. Look for a "Destination" or "Printer" option and choose "Save as PDF" (on phones, this is often under a Share or Options menu), then confirm to save the file. On a computer, also tick "Background graphics" and untick "Headers and footers" for a clean result.