reading the signal…
Signals / Object / Street-level imagery
in San Diego, CA·counted·155 all time
A large elevated landform with sloping sides, often featuring rocky peaks, ridges, or snow.
Counted, not streamed: Mountain 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.