diff --git a/handbook/survey/coord2.html b/handbook/survey/coord2.html
index b69f5196b..5d951de07 100644
--- a/handbook/survey/coord2.html
+++ b/handbook/survey/coord2.html
@@ -10,7 +10,9 @@
 
 <p>See also:<br>
 <figure class="onright">
-  <a href='/handbook/survey/l/orthoheight.html'><img width=25% src='/handbook/survey/i/orthoheight.jpg' /></a></figure>  <a href="/stations">Troggle report: UTM/G&amp;K entrance data</a><br>
+  <a href='/handbook/survey/l/orthoheight.html'><img width=25% src='/handbook/survey/i/orthoheight.jpg' /></a><figcaption>Click for explanation</figcaption></figure>
+
+  <a href="/stations">Troggle report: UTM/G&amp;K entrance data</a><br>
   <a href="/entrances">Troggle report: entrances</a><br><br />
 <a href="coord2.html">GPS and coordinate systems</a><br>
 <a href="coord.htm">Basic Coordinate Systems</a>.<br>