reading the signal…
Signals / Object / Mapped places
in Madrid, MD·counted·8 all time
A store selling food and household essentials, typically with aisles, shelves, shopping baskets, and checkout counters.
Counted, not streamed: Grocery 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.