reading the signal…
Signals / Object / Street-level imagery
in Calgary, AB·counted·3K all time
A paved roadway, typically dark gray and surfaced with compacted asphalt for vehicle travel.
Counted, not streamed: Asphalt Road 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.