diff --git a/app/GeoJson/BoundingBox.php b/app/GeoJson/BoundingBox.php
index c5f23a3a..de27eb9b 100644
--- a/app/GeoJson/BoundingBox.php
+++ b/app/GeoJson/BoundingBox.php
@@ -2,6 +2,10 @@
 
 namespace App\GeoJson;
 
+use App\GeoJson\Geometry\Geometry;
+use App\GeoJson\Geometry\Point;
+use App\GeoJson\Geometry\Polygon;
+
 class BoundingBox
 {
     public float $minX;
@@ -19,4 +23,23 @@ public function __construct(float $minX, float $minY, float $maxX, float $maxY)
         $this->maxX = $maxX;
         $this->maxY = $maxY;
     }
+
+    public function contains(Geometry $geometry)
+    {
+
+        if ($geometry instanceof Point) {
+            return ($geometry->x >= $this->minX) && ($geometry->x <= $this->maxX) && ($geometry->y >= $this->minY) && ($geometry->y <= $this->maxY);
+        }
+
+        if ($geometry instanceof Polygon) {
+            foreach ($geometry->points as $point) {
+                $contains = $this->contains($point);
+                if (! $contains) {
+                    return false;
+                }
+            }
+
+            return true;
+        }
+    }
 }
diff --git a/tests/Unit/GeoJson/BoundingBoxTest.php b/tests/Unit/GeoJson/BoundingBoxTest.php
new file mode 100644
index 00000000..cd46da24
--- /dev/null
+++ b/tests/Unit/GeoJson/BoundingBoxTest.php
@@ -0,0 +1,39 @@
+<?php
+
+namespace Tests\Unit\GeoJson;
+
+use App\GeoJson\BoundingBox;
+use App\GeoJson\Geometry\Point;
+use App\GeoJson\Geometry\Polygon;
+use Tests\TestCase;
+
+class BoundingBoxTest extends TestCase
+{
+    public function test_contains_point(): void
+    {
+        $bbox = new BoundingBox(minX: 1, maxX: 4, minY: 1, maxY: 4);
+        $pointContained = new Point(x: 2, y: 3);
+        $this->assertTrue($bbox->contains($pointContained));
+    }
+
+    public function test_does_not_contain_point(): void
+    {
+        $bbox = new BoundingBox(minX: 1, maxX: 4, minY: 1, maxY: 4);
+        $pointNotContained = new Point(x: 2, y: 5);
+        $this->assertFalse($bbox->contains($pointNotContained));
+    }
+
+    public function test_contains_polygon(): void
+    {
+        $bbox = new BoundingBox(minX: 1, maxX: 4, minY: 1, maxY: 4);
+        $pointContained = new Polygon(points: []);
+        $this->assertTrue($bbox->contains($pointContained));
+    }
+
+    public function test_does_not_contain_polygon(): void
+    {
+        $bbox = new BoundingBox(minX: 1, maxX: 4, minY: 1, maxY: 4);
+        $pointNotContained = new Polygon(points: []);
+        $this->assertFalse($bbox->contains($pointNotContained));
+    }
+}