diff --git a/exfiltrate.py b/exfiltrate.py
index dbf6450..af0bc2e 100644
--- a/exfiltrate.py
+++ b/exfiltrate.py
@@ -25,6 +25,7 @@ if __name__ == '__main__':
     parser.add_argument('--tiff-threads', default=None, help='Number of threads to use when building TIFF. Default: auto')
     parser.add_argument('--output-tiff', help='Path for output GeoTIFF. Default: wmts-output/output.tiff')
     parser.add_argument('--bbox', required=True, type=str, metavar='Bounding Box', nargs='+', default=(None, None, None, None), help='Bounding Box of the area to download. Separate each value with a space. (top left lat, top left lon, bottom right lat, bottom right lon)')
+    parser.add_argument('--no-download', action='store_true', help="Don't do any downloading or image checking.")
     args = parser.parse_args()
 
     args.base_url = args.base_url.strip('/') + f'/{args.zoom}/'
@@ -59,25 +60,29 @@ if __name__ == '__main__':
     for row in row_iter:
         row_i = row
         col_iter = range(min_col, max_col + 1)
-        col_bar = tqdm(total=len(col_iter), leave=False)
-        with (ThreadPoolExecutor(args.threads) as executor):
-            futures = [executor.submit(download_tile, (row, col, args.base_url, r_headers, tiles_output, args.proxy)) for col in col_iter]
-            for future in as_completed(futures):
-                result = future.result()
-                if result:
-                    result_row, result_col, new_image = result
-                    if new_image == 'success':
-                        total_downloaded += 1
-                        tiles.append((result_row, result_col))
-                    elif new_image == 'exist':
-                        tiles.append((result_row, result_col))
-                    elif new_image == 'failure':
-                        retries.append((result_row, result_col))
-                        row_bar.set_postfix({'new_files': total_downloaded, 'failures': len(retries)})
-                    col_bar.update()
-                    row_bar.refresh()
-        col_bar.close()
-        row_bar.set_postfix({'new_files': total_downloaded, 'failures': len(retries)})
+        if args.no_download:
+            for col in col_iter:
+                tiles.append((row, col))
+        else:
+            col_bar = tqdm(total=len(col_iter), leave=False)
+            with (ThreadPoolExecutor(args.threads) as executor):
+                futures = [executor.submit(download_tile, (row, col, args.base_url, r_headers, tiles_output, args.proxy)) for col in col_iter]
+                for future in as_completed(futures):
+                    result = future.result()
+                    if result:
+                        result_row, result_col, new_image = result
+                        if new_image == 'success':
+                            total_downloaded += 1
+                            tiles.append((result_row, result_col))
+                        elif new_image == 'exist':
+                            tiles.append((result_row, result_col))
+                        elif new_image == 'failure':
+                            retries.append((result_row, result_col))
+                            row_bar.set_postfix({'new_files': total_downloaded, 'failures': len(retries)})
+                        col_bar.update()
+                        row_bar.refresh()
+            col_bar.close()
+            row_bar.set_postfix({'new_files': total_downloaded, 'failures': len(retries)})
         row_bar.update()
     row_bar.close()