Sources
Terrain, roofs, trees, poles, wires: USGS 3DEP LiDAR, San Francisco 2023 (≈66 pts/m²).
Footprints, parcels, curbs, street trees, signs, meters, racks: DataSF. Streets, rails, plazas, places: OpenStreetMap contributors. Aerial layer: USGS NAIP.
Window patterns are stylised. The plaza, fountain and statues are a proposal, not existing structures. Overhead wires within 50 m of the centre are removed (battery running for the trams).
Statue figures: MakeHuman base mesh (CC0).