diff --git a/app/views/cities/show.html.erb b/app/views/cities/show.html.erb
index 2965577..9573f8c 100644
--- a/app/views/cities/show.html.erb
+++ b/app/views/cities/show.html.erb
@@ -35,6 +35,18 @@
             <div class="badge badge-lg badge-secondary gap-2">
               <%= @city&.state&.name %>
             </div>
+            <% if @city.wiki_data_id.present? %>
+              <%= link_to "https://www.wikidata.org/wiki/#{@city.wiki_data_id}",
+                          target: "_blank",
+                          rel: "noopener noreferrer",
+                          class: "badge badge-lg badge-outline badge-info gap-2",
+                          data: { controller: "tooltip", tooltip_target: "tooltip", tooltip_content: "View on WikiData" } do %>
+                <svg xmlns="http://www.w3.org/2000/svg" class="h-4 w-4" fill="none" viewBox="0 0 24 24" stroke="currentColor">
+                  <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M13 16h-1v-4h-1m1-4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z" />
+                </svg>
+                WikiData
+              <% end %>
+            <% end %>
           </div>
 
           <!-- 主要统计信息 -->