reading the signal…
Signals / Object / Mapped places
in Het Hogeland, GR·counted·22 all time
A tower containing one or more bells, typically rising above a church or other prominent building.
Counted, not streamed: Bell Tower Tower 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.