diff --git a/img/20210727_133151.jpg b/img/20210727_133151.jpg
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--- a/index.html
+++ b/index.html
@@ -22,6 +22,20 @@
     <div id="photos" class="photos">
       <ul>
 
+        <li id="kokkinokastro-beach-alonissos" class="photo">
+          <a class="overlay" href="#/">&times;</a>
+          <a class="link" href="#kokkinokastro-beach-alonissos">
+            <div class="content">
+              <img src="img/20210727_133151.jpg" alt="Kokkinokastro beach, Alonissos">
+              <div class="description">
+                <div class="title">Water on Mars</div>
+                <div class="location">Kokkinokastro beach, Alonissos</div>
+                <div class="date">July 27, 2021</div>
+              </div>
+            </div>
+          </a>
+        </li>
+
         <li id="alonissos" class="photo">
           <a class="overlay" href="#/">&times;</a>
           <a class="link" href="#alonissos">