reading the signal…
Signals / Object / Mapped places
in Madrid, MD·counted·18 all time
Outdoor refers to an exterior setting, typically showing open air, natural surroundings, buildings, or outdoor activities.
Counted, not streamed: Outdoor 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.