add link to list of photos of the conference

_includes/header.html

@@ -20,13 +20,14 @@ <h2>What's more?</h2>-->
                     <ul>
                       <li>Conference Posters are published <a href="/posters/">on the website</a>.</li>
                       <li>The recordings of the talks and proceedings of OSM Science will be made available after the conference.</li>
+                      <li>Take a look at the <a href="https://wiki.openstreetmap.org/wiki/State_of_the_Map_2024#Photos">photos</a> of the conference.</li> 
                       <li>Follow State of the Map on social media (<a href="https://en.osm.town/@sotm">Mastodon</a> or <a href="https://x.com/sotm">X</a>) and use the hashtag <i>#stateofthemap2024</i>.</li>
                       <li>Connect with others in our <a href="https://t.me/sotm_international">telegram group chat</a> and share your State of the Map experience!</li>
                     </ul>
                   </p>
                   <p>Thanks to our <a href="/#sponsors">sponsors</a> for supporting SotM 2024!</p>
                   <h2>And next year?</h2>
-                  <p>See you next year for State of the Map 2025 in <a href="https://youtu.be/Q5dyxy6YxG0">Manila</a></p>
+                  <p>See you next year for State of the Map 2025 in <a href="https://youtu.be/Q5dyxy6YxG0">Manila</a>!</p>
               </div>
 
             </div>