reading the signal…
Signals / Event / Street-level imagery
in Aachen, NW·counted·432 all time
A visitor setting with garden paths, greenhouses, and labeled plant beds displaying diverse botanical collections.
Counted, not streamed: Botanical Garden Visit has no time series, so it is read as a footprint across places. All-time count by city.
Things that happen: permits, collisions, crimes, inspections. All-time counts.