Geospatial & Satellite

Geolocating imagery, analysing satellite data, and using remote sensing tools to verify events and track change over time.

Google Street View history: how to see and date past images

Oct 11, 2026

•

5 min read

Google Street View history: how to see and date past images

Open earlier Street View captures, bracket when a place changed and narrow the window with free imagery

Derek Bowler

Geospatial & Satellite

Find, date and verify satellite images with free archives

Sep 27, 2026

•

6 min read

Find, date and verify satellite images with free archives

Date a capture to exact coordinates, test its shadows and resolution, and match it to an independent image

Derek Bowler

Geospatial & Satellite

OSINT geolocation: verifying a location from a photo

Sep 20, 2026

•

5 min read

OSINT geolocation: verifying a location from a photo

Free mapping and satellite tools to confirm where a photo or video was taken

Derek Bowler

Geospatial & Satellite

Investigating mobile location data and broker chains

Sep 9, 2026

•

1 min read

Investigating mobile location data and broker chains

Map the warrantless data chain from carrier to government client using SAM.gov contracts, PACER filings and cell-site records

Derek Bowler

Geospatial & Satellite

Image geolocation: methodology and workflow

Jul 1, 2026

•

1 min read

Image geolocation: methodology and workflow

Inventory visual features, query satellite and street-level imagery, and triangulate a confirmed coordinate using Google Earth Pro, SunCalc and Mapillary

Derek Bowler