reading the signal…
Signals / Object / Street-level imagery
in São Paulo, SP·counted·388 all time
A pedestrian bridge is a footbridge spanning roads, railways, or waterways to provide safe walking access.
Counted, not streamed: Pedestrian Bridge has no time series, so it is read as a footprint across places. All-time count by city.
Things that physically exist: street furniture, signs, buildings. All-time counts.