diff --git a/public/index.php b/public/index.php
index 8c3d2bd..7f8b3d1 100644
--- a/public/index.php
+++ b/public/index.php
@@ -23,7 +23,7 @@ Container::$routeCollection->group('game', function (MapGuesser\Routing\RouteCol
     $routeCollection->post('guess-json', '{mapId}/guess.json', [MapGuesser\Controller\GameFlowController::class, 'evaluateGuess']);
 });
 Container::$routeCollection->group('admin', function (MapGuesser\Routing\RouteCollection $routeCollection) {
-    $routeCollection->get('admin.mapEditor', 'mapEditor/{mapId}', [MapGuesser\Controller\MapAdminController::class, 'getMapEditor']);
+    $routeCollection->get('admin.mapEditor', 'mapEditor/{mapId?}', [MapGuesser\Controller\MapAdminController::class, 'getMapEditor']);
     $routeCollection->get('admin.place', 'place.json/{placeId}', [MapGuesser\Controller\MapAdminController::class, 'getPlace']);
     $routeCollection->post('admin.saveMap', 'saveMap/{mapId}/json', [MapGuesser\Controller\MapAdminController::class, 'saveMap']);
 });
diff --git a/public/static/css/mapguesser.css b/public/static/css/mapguesser.css
index 7bedd39..16b5f28 100644
--- a/public/static/css/mapguesser.css
+++ b/public/static/css/mapguesser.css
@@ -146,6 +146,16 @@ button.fullWidth, a.button.fullWidth {
     width: 100%;
 }
 
+button.noLeftRadius, a.button.noLeftRadius {
+    border-top-left-radius: 0;
+    border-bottom-left-radius: 0;
+}
+
+button.noRightRadius, a.button.noRightRadius {
+    border-top-right-radius: 0;
+    border-bottom-right-radius: 0;
+}
+
 button.gray, a.button.gray {
     background-color: #808080;
 }
@@ -170,6 +180,14 @@ button.yellow:hover, button.yellow:focus, a.button.yellow:hover, a.button.yellow
     background-color: #c37713;
 }
 
+button.green, a.button.green {
+    background-color: #28a745;
+}
+
+button.green:hover, button.green:focus, a.button.green:hover, a.button.green:focus {
+    background-color: #1b7d31;
+}
+
 input, select, textarea {
     background-color: #f9fafb;
     border: solid #c8d2e1 1px;
@@ -291,7 +309,7 @@ div.box {
     div.header.small h1 span {
         display: none;
     }
-    button {
+    button, a.button {
         padding: 0;
         width: 100%;
     }
diff --git a/public/static/css/maps.css b/public/static/css/maps.css
index 323d772..c239535 100644
--- a/public/static/css/maps.css
+++ b/public/static/css/maps.css
@@ -4,11 +4,15 @@
 
 div.mapItem {
     width: 350px;
-    background-color: #eeeeee;
-    border-radius: 3px;
     margin: 10px auto;
 }
 
+div.mapItem.new {
+    display: flex;
+    justify-content: center;
+    align-items: center;
+}
+
 div.mapItem>div.title {
     background-color: #28a745;
     color: white;
@@ -27,6 +31,7 @@ div.mapItem>img {
 }
 
 div.mapItem>div.inner {
+    background-color: #eeeeee;
     padding: 10px 8px;
 }
 
@@ -43,6 +48,12 @@ div.mapItem>div.inner>div.info>p:nth-child(2) {
     text-align: right;
 }
 
+div.mapItem>div.buttonContainer {
+    display: grid;
+    grid-auto-columns: 1fr;
+    grid-auto-flow: column;
+}
+
 @media screen and (min-width: 1504px) {
     #mapContainer {
         grid-template-columns: auto auto auto auto;
@@ -69,6 +80,6 @@ div.mapItem>div.inner>div.info>p:nth-child(2) {
 
 @media screen and (max-width: 374px) {
     div.mapItem {
-        width: initial;
+        width: 100%;
     }
 }
diff --git a/public/static/js/map_editor.js b/public/static/js/map_editor.js
index 494ee00..ef1108c 100644
--- a/public/static/js/map_editor.js
+++ b/public/static/js/map_editor.js
@@ -291,6 +291,11 @@
 
                 MapEditor.replacePlaceIdsToReal(this.response.added);
 
+                if (mapId === 0) {
+                    mapId = this.response.mapId;
+                    window.history.replaceState(null, '', '/admin/mapEditor/' + mapId);
+                }
+
                 MapEditor.added = {};
                 MapEditor.edited = {};
                 MapEditor.deleted = {};
@@ -370,7 +375,7 @@
         ppi: highResData.ppi,
         tileSize: highResData.tileSize,
         zoomOffset: highResData.zoomOffset,
-        minZoom: 0,
+        minZoom: 2,
         maxZoom: 20
     }).addTo(MapEditor.map);
 
diff --git a/src/Controller/GameController.php b/src/Controller/GameController.php
index 84538ce..e2f9146 100644
--- a/src/Controller/GameController.php
+++ b/src/Controller/GameController.php
@@ -1,7 +1,5 @@
 <?php namespace MapGuesser\Controller;
 
-use MapGuesser\Database\Query\Select;
-use MapGuesser\Interfaces\Database\IResultSet;
 use MapGuesser\Interfaces\Request\IRequest;
 use MapGuesser\Util\Geo\Bounds;
 use MapGuesser\Response\HtmlContent;
diff --git a/src/Controller/MapAdminController.php b/src/Controller/MapAdminController.php
index 2a240d4..cf3acbc 100644
--- a/src/Controller/MapAdminController.php
+++ b/src/Controller/MapAdminController.php
@@ -17,6 +17,8 @@ use MapGuesser\Util\Geo\Position;
 
 class MapAdminController implements ISecured
 {
+    private static string $unnamedMapName = '[unnamed map]';
+
     private IRequest $request;
 
     private MapRepository $mapRepository;
@@ -41,9 +43,18 @@ class MapAdminController implements ISecured
     {
         $mapId = (int) $this->request->query('mapId');
 
-        $map = $this->mapRepository->getById($mapId);
-        $bounds = Bounds::createDirectly($map['bound_south_lat'], $map['bound_west_lng'], $map['bound_north_lat'], $map['bound_east_lng']);
-        $places = $this->getPlaces($mapId);
+        if ($mapId) {
+            $map = $this->mapRepository->getById($mapId);
+            $bounds = Bounds::createDirectly($map['bound_south_lat'], $map['bound_west_lng'], $map['bound_north_lat'], $map['bound_east_lng']);
+            $places = $this->getPlaces($mapId);
+        } else {
+            $map = [
+                'name' => self::$unnamedMapName,
+                'description' => ''
+            ];
+            $bounds = Bounds::createDirectly(-90.0, -180.0, 90.0, 180.0);
+            $places = [];
+        }
 
         $data = ['mapId' => $mapId, 'mapName' => $map['name'], 'mapDescription' => str_replace('<br>', "\n", $map['description']), 'bounds' => $bounds->toArray(), 'places' => &$places];
         return new HtmlContent('admin/map_editor', $data);
@@ -63,12 +74,16 @@ class MapAdminController implements ISecured
     {
         $mapId = (int) $this->request->query('mapId');
 
+        if (!$mapId) {
+            $mapId = $this->addNewMap();
+        }
+
         if (isset($_POST['added'])) {
             $addedIds = [];
             foreach ($_POST['added'] as $placeRaw) {
                 $placeRaw = json_decode($placeRaw, true);
 
-                $addedIds[] = ['tempId' => $placeRaw['id'], $this->placeRepository->addToMap($mapId, [
+                $addedIds[] = ['tempId' => $placeRaw['id'], 'id' => $this->placeRepository->addToMap($mapId, [
                     'lat' => (float) $placeRaw['lat'],
                     'lng' => (float) $placeRaw['lng'],
                     'pano_id_cached_timestamp' => $placeRaw['panoId'] === -1 ? (new DateTime('-1 day'))->format('Y-m-d H:i:s') : null
@@ -107,7 +122,7 @@ class MapAdminController implements ISecured
         ];
 
         if (isset($_POST['name'])) {
-            $map['name'] = $_POST['name'] ? $_POST['name'] : '[unnamed map]';
+            $map['name'] = $_POST['name'] ? $_POST['name'] : self::$unnamedMapName;
         }
         if (isset($_POST['description'])) {
             $map['description'] = str_replace(["\n", "\r\n"], '<br>', $_POST['description']);
@@ -115,7 +130,7 @@ class MapAdminController implements ISecured
 
         $this->saveMapData($mapId, $map);
 
-        $data = ['added' => $addedIds];
+        $data = ['mapId' => $mapId, 'added' => $addedIds];
         return new JsonContent($data);
     }
 
@@ -135,6 +150,18 @@ class MapAdminController implements ISecured
         return $bounds;
     }
 
+    private function addNewMap(): int
+    {
+        $modify = new Modify(\Container::$dbConnection, 'maps');
+        $modify->fill([
+            'name' => self::$unnamedMapName,
+            'description' => ''
+        ]);
+        $modify->save();
+
+        return $modify->getId();
+    }
+
     private function saveMapData(int $mapId, array $map): void
     {
         $modify = new Modify(\Container::$dbConnection, 'maps');
diff --git a/src/Controller/MapsController.php b/src/Controller/MapsController.php
index d56dd59..33da754 100644
--- a/src/Controller/MapsController.php
+++ b/src/Controller/MapsController.php
@@ -32,6 +32,7 @@ class MapsController
             new RawExpression('COUNT(places.id) AS num_places')
         ]);
         $select->leftJoin('places', ['places', 'map_id'], '=', ['maps', 'id']);
+        $select->groupBy(['maps', 'id']);
         $select->orderBy('name');
 
         $result = $select->execute();
@@ -52,10 +53,18 @@ class MapsController
 
     private function formatMapAreaForHuman(float $area): array
     {
-        if ($area < 100000.0) {
+        if ($area < 100.0) {
             $digits = 0;
             $rounded = round($area, 0);
             $unit = 'm';
+        } elseif ($area < 100000.0) {
+            $digits = 0;
+            $rounded = round($area, -2);
+            $unit = 'm';
+        } elseif ($area < 1000000.0) {
+            $digits = 2;
+            $rounded = round($area / 1000000.0, 2);
+            $unit = 'km';
         } elseif ($area < 100000000.0) {
             $digits = 0;
             $rounded = round($area / 1000000.0, 0);
diff --git a/src/Repository/PlaceRepository.php b/src/Repository/PlaceRepository.php
index 831d221..2a6b325 100644
--- a/src/Repository/PlaceRepository.php
+++ b/src/Repository/PlaceRepository.php
@@ -34,7 +34,7 @@ class PlaceRepository
             $panoId = $this->requestPanoId($place);
 
             if ($panoId === null) {
-                $placesWithoutPano[] = $place['id'];
+                $placesWithoutPano[] = $exclude[] = $place['id'];
             }
         } while ($panoId === null);
 
diff --git a/views/admin/map_editor.php b/views/admin/map_editor.php
index cb776df..7f65a5f 100644
--- a/views/admin/map_editor.php
+++ b/views/admin/map_editor.php
@@ -62,9 +62,9 @@
 </div>
 <script>
     var tileUrl = '<?= $_ENV['LEAFLET_TILESERVER_URL'] ?>';
-    var mapId = '<?= $mapId ?>';
+    var mapId = <?= $mapId ?>;
     var mapBounds = <?= json_encode($bounds) ?>;
-    var places = <?= json_encode($places) ?>;
+    var places = <?= json_encode($places, JSON_FORCE_OBJECT) ?>;
 </script>
 <script src="/static/node_modules/leaflet/dist/leaflet.js"></script>
 <script src="https://maps.googleapis.com/maps/api/js?key=<?= $_ENV['GOOGLE_MAPS_JS_API_KEY'] ?>"></script>
diff --git a/views/game.php b/views/game.php
index c242c57..8540a7f 100644
--- a/views/game.php
+++ b/views/game.php
@@ -50,7 +50,7 @@
     </div>
 </div>
 <script>
-    var mapId = '<?= $mapId ?>';
+    var mapId = <?= $mapId ?>;
     var mapBounds = <?= json_encode($bounds) ?>;
 </script>
 <script src="https://maps.googleapis.com/maps/api/js?key=<?= $_ENV['GOOGLE_MAPS_JS_API_KEY'] ?>"></script>
diff --git a/views/maps.php b/views/maps.php
index c63ea29..f7a8ba1 100644
--- a/views/maps.php
+++ b/views/maps.php
@@ -30,14 +30,28 @@
                     </div>
                     <p class="small justify marginTop"><?= $map['description'] ?></p>
                 </div>
-                <a class="button fullWidth" href="game/<?= $map['id']; ?>" title="Play map '<?= $map['name'] ?>'">Play this map</a>
                 <?php if ($isAdmin): ?>
-                    <a class="button yellow fullWidth marginTop" href="admin/mapEditor/<?= $map['id']; ?>" title="Edit map '<?= $map['name'] ?>'">Edit this map</a>
+                    <div class="buttonContainer">
+                        <a class="button fullWidth noRightRadius" href="game/<?= $map['id']; ?>" title="Play map '<?= $map['name'] ?>'">Play this map</a>
+                        <a class="button yellow fullWidth noLeftRadius noRightRadius" href="admin/mapEditor/<?= $map['id']; ?>" title="Edit map '<?= $map['name'] ?>'">Edit</a>
+                        <button class="button red fullWidth noLeftRadius" title="Delete map '<?= $map['name'] ?>'">Delete</button>
+                    </div>
+                <?php else: ?>
+                    <a class="button fullWidth" href="game/<?= $map['id']; ?>" title="Play map '<?= $map['name'] ?>'">Play this map</a>
                 <?php endif; ?>
             </div>
         <?php endforeach; ?>
-        <?php if (count($maps) < 4): ?>
-            <?php for ($i = 0; $i < 4 - count($maps); ++$i): ?>
+        <?php if ($isAdmin): ?>
+            <div class="mapItem new">
+                <a class="button green fullWidth" href="admin/mapEditor" title="Add new map">
+                    Add new map
+                </a>
+            </div>
+        <?php else: ?>
+            <div class="mapItem"></div>
+        <?php endif; ?>
+        <?php if (count($maps) < 3): ?>
+            <?php for ($i = 0; $i < 3 - count($maps); ++$i): ?>
                 <div class="mapItem"></div>
             <?php endfor; ?>
         <?php endif; ?>