diff --git a/assets/style.css b/assets/style.css
index d6342b2..3b8deec 100644
--- a/assets/style.css
+++ b/assets/style.css
@@ -1242,3 +1242,44 @@ video.video-thumb.video-thumb-mini {
 }
 .lightbox-file-hint { margin: 0; font-size: 13px; color: var(--text-mute); }
 .lightbox-file-dl { display: inline-block; }
+
+/* ── 20. 活动页路线地图（批 10）──────────────────────────────────────────── */
+.route-map-section { margin-top: 28px; }
+.route-map {
+    height: 380px;
+    border: 1px solid var(--border);
+    border-radius: var(--radius);
+    overflow: hidden;
+    background: var(--bg-soft);
+}
+.route-map-hint { margin-top: 8px; font-size: 12.5px; }
+.route-map-fallback { padding: 24px; text-align: center; color: var(--text-mute); }
+/* 节点圆形标记：有图片附件放图片，没有放类型 emoji；左上角序号 */
+.route-marker {
+    position: relative; width: 40px; height: 40px; border-radius: 50%;
+    border: 3px solid #fff; box-shadow: 0 2px 8px rgba(0, 0, 0, .35);
+    background: var(--surface); cursor: pointer; overflow: visible;
+    display: flex; align-items: center; justify-content: center;
+    font-size: 20px;
+}
+.route-marker img {
+    width: 100%; height: 100%; border-radius: 50%;
+    object-fit: cover; display: block;
+}
+.route-marker-emoji { line-height: 1; }
+.route-marker-num {
+    position: absolute; top: -6px; right: -6px; min-width: 17px; height: 17px;
+    border-radius: 999px; background: #ef4444; color: #fff;
+    font-size: 11px; font-weight: 700; line-height: 17px;
+    text-align: center; padding: 0 3px;
+}
+/* 到达地小圆点 */
+.route-end-dot {
+    width: 12px; height: 12px; border-radius: 50%;
+    background: #ef4444; border: 2px solid #fff;
+    box-shadow: 0 1px 4px rgba(0, 0, 0, .3);
+}
+.route-legend-end { color: #ef4444; font-weight: 700; }
+@media (max-width: 640px) {
+    .route-map { height: 300px; }
+}
diff --git a/src/Attachments.php b/src/Attachments.php
index fb9301b..25e1f69 100644
--- a/src/Attachments.php
+++ b/src/Attachments.php
@@ -141,6 +141,28 @@ final class Attachments
         return $out;
     }
 
+    /**
+     * 一批节点的「第一张图片附件」id（活动页路线地图的圆形标记用）。
+     * 一条 GROUP BY 带回全部节点，防 N+1；id 递增即上传顺序的第一张。
+     *
+     * @return array<int, int> node_id => attachment_id
+     */
+    public static function firstImageIdsForNodes(array $nodeIds): array
+    {
+        if ($nodeIds === []) return [];
+        $ids = array_map('intval', $nodeIds);
+        $ph  = implode(',', array_fill(0, count($ids), '?'));
+        $stmt = Database::get()->prepare("SELECT target_id, MIN(id) AS att_id FROM attachments
+            WHERE target_type = '" . self::TARGET_NODE . "' AND is_image = 1 AND target_id IN ($ph)
+            GROUP BY target_id");
+        $stmt->execute($ids);
+        $out = [];
+        foreach ($stmt->fetchAll() as $row) {
+            $out[(int)$row['target_id']] = (int)$row['att_id'];
+        }
+        return $out;
+    }
+
     /** 历史行没有 storage 列时按本地处理 */
     public static function storageOf(array $att): string
     {
diff --git a/src/Controllers/ActivityController.php b/src/Controllers/ActivityController.php
index 2201f72..e0beee2 100644
--- a/src/Controllers/ActivityController.php
+++ b/src/Controllers/ActivityController.php
@@ -227,6 +227,8 @@ class ActivityController
             'realityNodes'    => $realityNodes,
             'executedPlanIds' => $executedPlanIds,
             'nodeMembers'     => $nodeMembers,
+            // 路线地图：每个执行节点第一张图片附件 id（圆形标记用），一条 GROUP BY 防止 N+1
+            'nodeFirstImage'  => Attachments::firstImageIdsForNodes(array_column($realityNodes, 'id')),
             'expenseSummary'  => Expenses::summaryForActivity($id),
             'commentTree'     => Comments::tree(Comments::TARGET_ACTIVITY, $id),
             'pageTitle'       => $activity['title'],
diff --git a/templates/activities/show.php b/templates/activities/show.php
index 11b615d..d400c4d 100644
--- a/templates/activities/show.php
+++ b/templates/activities/show.php
@@ -54,6 +54,130 @@
     </section>
 </div>
 
+<?php
+/* ── 路线地图（批 10）──────────────────────────────
+   按时间顺序把执行节点的起终点连成路线：节点内实线、节点之间虚线；
+   每个节点在起点（没有起点就放终点）放一个圆形标记 ——
+   有图片附件显示图片，没有显示节点类型 emoji，左上角带序号，
+   点一下打开该节点详情。AMap 2.0 已由 layout.php 全局加载。 */
+$routeNodes = [];
+$nodeFirstImage = $nodeFirstImage ?? [];
+foreach (($realityNodes ?? []) as $rn) {
+    $s = json_decode_field($rn['start_location'] ?? null);
+    $e = json_decode_field($rn['end_location'] ?? null);
+    $hasS = !empty($s['lng']) && !empty($s['lat']);
+    $hasE = !empty($e['lng']) && !empty($e['lat']);
+    if (!$hasS && !$hasE) {
+        continue;   // 起终点一个坐标都没有的节点不上地图
+    }
+    $imgId = (int)($nodeFirstImage[(int)$rn['id']] ?? 0);
+    $routeNodes[] = [
+        'id'    => (int)$rn['id'],
+        'title' => (string)($rn['title'] ?: '（无标题节点）'),
+        'icon'  => (string)($rn['node_type_icon'] ?: '📍'),
+        'img'   => $imgId > 0 ? media_att($imgId) : '',
+        'url'   => url('nodes/show', ['id' => (int)$rn['id']]),
+        'start' => $hasS ? ['lng' => (float)$s['lng'], 'lat' => (float)$s['lat']] : null,
+        'end'   => $hasE ? ['lng' => (float)$e['lng'], 'lat' => (float)$e['lat']] : null,
+    ];
+}
+?>
+<?php if ($routeNodes !== []): ?>
+<section class="route-map-section">
+    <h2 class="section-title" id="route-map">🗺️ 行程路线</h2>
+    <div class="route-map" id="route-map-canvas"
+         data-route="<?= e(json_encode($routeNodes, JSON_UNESCAPED_UNICODE)) ?>"></div>
+    <p class="muted route-map-hint">
+        按时间顺序连出的执行节点路线（节点间虚线衔接），点标记可打开对应节点。
+        线上圆标 = 节点出发地，<span class="route-legend-end">红点</span> = 到达地。
+    </p>
+</section>
+<script>
+(function () {
+    'use strict';
+    var el = document.getElementById('route-map-canvas');
+    if (!el) return;
+
+    /* AMap 脚本加载失败（罕见）时给一句人话，不白屏 */
+    if (typeof AMap === 'undefined' || window.__AMAP_ERROR) {
+        el.innerHTML = '<p class="route-map-fallback">地图脚本没有加载成功，暂时无法显示路线。</p>';
+        return;
+    }
+    var route;
+    try {
+        route = JSON.parse(el.getAttribute('data-route') || '[]');
+    } catch (e) {
+        return;
+    }
+    if (!route.length) return;
+
+    var map = new AMap.Map(el, { viewMode: '2D', zoom: 5 });
+    var inNodePath = [];    // 节点内：出发地 → 到达地（实线）
+    var hopPath = [];       // 节点之间：上一站到达地 → 下一站出发地（虚线）
+    var prevEnd = null;
+
+    route.forEach(function (n, i) {
+        var s = n.start, en = n.end;
+
+        /* 节点内实线 */
+        if (s && en) {
+            inNodePath.push([s.lng, s.lat], [en.lng, en.lat]);
+        }
+
+        /* 节点间虚线（衔接上一站的到达地） */
+        if (s && prevEnd) {
+            hopPath.push([prevEnd.lng, prevEnd.lat], [s.lng, s.lat]);
+        }
+
+        /* 圆形标记：优先放在出发地，只有到达地就放到达地 */
+        var pos = s || en;
+        if (pos) {
+            var html = '<div class="route-marker" title="' + n.title.replace(/"/g, '&quot;') + '">'
+                + (n.img
+                    ? '<img src="' + n.img + '" alt="">'
+                    : '<span class="route-marker-emoji">' + n.icon + '</span>')
+                + '<span class="route-marker-num">' + (i + 1) + '</span>'
+                + '</div>';
+            var marker = new AMap.Marker({
+                position: [pos.lng, pos.lat],
+                content: html,
+                anchor: 'bottom-center',
+                map: map,
+            });
+            marker.on('click', function () { window.location.href = n.url; });
+        }
+
+        /* 到达地小圆点（和出发地不是同一点时才画） */
+        if (en && (!s || en.lng !== s.lng || en.lat !== s.lat)) {
+            var dot = new AMap.Marker({
+                position: [en.lng, en.lat],
+                content: '<div class="route-end-dot"></div>',
+                anchor: 'center',
+                map: map,
+            });
+            dot.on('click', function () { window.location.href = n.url; });
+        }
+
+        prevEnd = en || s;
+    });
+
+    if (inNodePath.length > 1) {
+        map.add(new AMap.Polyline({
+            path: inNodePath, strokeColor: '#3B82F6', strokeWeight: 5,
+            strokeOpacity: 0.9, lineJoin: 'round', showDir: true,
+        }));
+    }
+    if (hopPath.length) {
+        map.add(new AMap.Polyline({
+            path: hopPath, strokeColor: '#94A3B8', strokeWeight: 3,
+            strokeStyle: 'dashed', strokeOpacity: 0.8,
+        }));
+    }
+    map.setFitView(null, false, [50, 50, 50, 50]);
+})();
+</script>
+<?php endif; ?>
+
 <?php
 $commentTargetType = \App\Comments::TARGET_ACTIVITY;
 $commentTargetId   = (int)$activity['id'];