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Kestrel Bay Territory — Master GeoJSON (14 features)

The master dataset for this category: five towns, three roads, three parcels (one with a courtyard hole), a lake with an island, a buoy MultiPoint and the county boundary, as an RFC 7946 FeatureCollection. Kestrel Bay County is invented: open ocean at 47 N / 12.5 W, matching no real place, settlement, road or parcel.

Preview — first 50 linesgeojson
{
  "type": "FeatureCollection",
  "bbox": [
    -12.64,
    46.95,
    -12.36,
    47.14
  ],
  "features": [
    {
      "type": "Feature",
      "id": "town-KB",
      "properties": {
        "name": "Kestrel Bay",
        "code": "KB",
        "kind": "town",
        "population": 4820,
        "founded": 1786
      },
      "geometry": {
        "type": "Point",
        "coordinates": [
          -12.482,
          47.064
        ]
      }
    },
    {
      "type": "Feature",
      "id": "town-MR",
      "properties": {
        "name": "Marram",
        "code": "MR",
        "kind": "town",
        "population": 1180,
        "founded": 1834
      },
      "geometry": {
        "type": "Point",
        "coordinates": [
          -12.3915,
          47.112
        ]
      }
    },
    {
      "type": "Feature",
      "id": "town-HW",
      "properties": {
        "name": "Holloway",
454 lines total — download for the full file.

Specifications

Territory
Kestrel Bay County (invented)
Crs
WGS 84 (EPSG:4326), longitude/latitude order
Features
14
Geometry Types
Point, MultiPoint, LineString, Polygon
Bbox
-12.64,46.95,-12.36,47.14
Encoding
UTF-8
Format
GeoJSON (RFC 7946)
Line Endings
LF
Indent
2
Polygons With Holes
2

Testing contract

Reference control
Scenario
Load the reference territory and convert it to any other format in this group.
Expected result
14 features parse: 5 Point, 1 MultiPoint, 3 LineString and 5 Polygon, two of which carry an interior ring.

What is a .geojson file?

GeoJSON is a JSON-based format for encoding geographic data structures such as points, lines, and polygons, along with their properties. It uses WGS84 longitude-latitude coordinates and standard feature and feature-collection objects. It is a common interchange format for web mapping and GIS.

How to use this file

Use an example GeoJSON file to test geometry parsing, coordinate handling, and mapping libraries or GIS pipelines that render or analyze spatial features.

How to use this file for testing

“Kestrel Bay Territory — Master GeoJSON (14 features)” is a deterministic Novus Examples fixture for Geospatial, Conversion testing, JSON parsing. GeoJSON, GPX, and KML files with points, lines, polygons, and tracks — for testing map tools, route parsers, and geo importers.

Documented properties for this file: UTF-8 · LF · GeoJSON (RFC 7946). Compare results against paired or grouped companions on this page when present (clean↔damaged, searchable↔scanned, or format twins) so scores stay reproducible across runs.

Download the file once, keep the path stable in CI or local scripts, and treat the spec table as the contract: dimensions, seeds, field lists, and roles are intentional. Corrupt or invalid samples are labelled as such — expect parsers to fail loudly rather than silently accept them.

Geospatial fixtures publish one invented territory across formats, with the coordinate reference system and feature counts documented in specs. Convert or reproject and diff against the twin in the same group; edge-case geometries state exactly which assumption they are built to break.

Code examples

import geopandas as gpd

gdf = gpd.read_file("kestrel-bay-territory.geojson")
print(gdf.head())
print(gdf.crs)

Generated by generation/geospatial.py. Free for any use, no attribution required — license.