diff --git a/e2e/gallery.spec.ts b/e2e/gallery.spec.ts
index 9c9f715..eab422a 100644
--- a/e2e/gallery.spec.ts
+++ b/e2e/gallery.spec.ts
@@ -5,7 +5,7 @@ test('renders the gallery and supports keyboard navigation', async ({
 }) => {
   await page.goto('/');
 
-  await expect(page.locator('.thumbnail')).toHaveCount(54);
+  await expect(page.locator('.thumbnail')).toHaveCount(47);
   await expect(page.locator('#frame-image')).toBeVisible();
 
   const firstAlt = await page.locator('#frame-image').getAttribute('alt');
diff --git a/src/photo-catalog.json b/src/photo-catalog.json
index a4bcffe..4b428fc 100644
--- a/src/photo-catalog.json
+++ b/src/photo-catalog.json
@@ -143,6 +143,10 @@
     "file": "colour-41.jpg",
     "alt": "Aerial view of a hazy city skyline at sunset, with golden light rays piercing through dark clouds."
   },
+  {
+    "file": "colour-43.jpg",
+    "alt": "A giant floating globe sculpture of Earth rests on water among glass office towers, with a light railway train crossing a bridge under a grey sky."
+  },
   {
     "file": "_DSC2821-iceland.jpg",
     "alt": "A steep slope of rust-coloured grass below a snow-dusted rocky peak, with a dark gravel riverbed in the foreground."
diff --git a/src/pictures/colour-43-0000.png b/src/pictures/colour-43-0000.png
deleted file mode 100644
index f4dca0b..0000000
Binary files a/src/pictures/colour-43-0000.png and /dev/null differ
diff --git a/src/pictures/colour-43.jpg b/src/pictures/colour-43.jpg
new file mode 100644
index 0000000..1ee7bb8
Binary files /dev/null and b/src/pictures/colour-43.jpg differ