reading the signal…
Signals / Object / Street-level imagery
in Lugo, 45·counted·13 all time
A castle is a fortified historic building, typically featuring towers, stone walls, battlements, and dramatic elevated settings.
Counted, not streamed: Castle 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.