reading the signal…
Signals / Object / Mapped places
in Dortmund, NW·counted·22 all time
A flat stone or slab commemorating a person or event, often engraved with text or symbols.
Counted, not streamed: Stele Memorial 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.