reading the signal…
Signals / Object / Mapped places
in Matera, 77·counted·9 all time
Building, repairing, or assembling something, commonly shown with workers, tools, machinery, scaffolding, or unfinished structures.
Counted, not streamed: Construction 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.