days: add Addresses table with map pins to every day file

Stays, stops and parking pullouts with coordinates from OpenStreetMap,
each linked to Google Maps. Plan lines keep only the map link on the
place name. README and itinerary mention the section.

Claude-Session: https://claude.ai/code/session_0143dpDbP48SioBZZJ4iTf5c

days/2026-09-20.md

@@ -29,3 +29,15 @@
 - Stanford and Fort Point are out. Concert in Concord does not fit (show 6:30 PM, ~90 min away)
 - Bridge toll is electronic, southbound only, on the way back. SIXT bills it with a fee unless a toll pass is added at pickup
 - Verify Apple / Google / museum hours the morning of
+
+## Addresses
+
+| Place | Address | Map |
+|---|---|---|
+| Airbnb — Daly City | 798 Hillside Blvd, Daly City, CA 94014 · host Stanley +1 415-425-9339 | [37.69314, -122.46185](https://www.google.com/maps/search/?api=1&query=37.69314,-122.46185) |
+| SFO Rental Car Center (SIXT) | 780 N McDonnell Rd, San Francisco, CA 94128 | [37.62813, -122.40025](https://www.google.com/maps/search/?api=1&query=37.62813,-122.40025) |
+| Apple Park Visitor Center | 10600 N Tantau Ave, Cupertino, CA 95014 | [37.33284, -122.00537](https://www.google.com/maps/search/?api=1&query=37.33284,-122.00537) |
+| Google Visitor Experience | 2000 N Shoreline Blvd, Mountain View, CA 94043 | [37.42192, -122.08033](https://www.google.com/maps/search/?api=1&query=37.42192,-122.08033) |
+| Computer History Museum | 1401 N Shoreline Blvd, Mountain View, CA 94043 | [37.41429, -122.07745](https://www.google.com/maps/search/?api=1&query=37.41429,-122.07745) |
+| Golden Gate Bridge Welcome Center | SF side, Welcome Center lot | [37.80778, -122.47485](https://www.google.com/maps/search/?api=1&query=37.80778,-122.47485) |
+| Battery Spencer | Conzelman Rd, Marin Headlands · [parking lot](https://maps.app.goo.gl/EyUVPs1X9CACtqMa9) | [37.82802, -122.48208](https://www.google.com/maps/search/?api=1&query=37.82802,-122.48208) |