diff --git a/cave_data/1623-214.html b/cave_data/1623-214.html
index 719a6219a..5a9e90611 100644
--- a/cave_data/1623-214.html
+++ b/cave_data/1623-214.html
@@ -9,7 +9,7 @@
 <cave>
 <non_public>False</non_public>
 <caveslug>1623-214</caveslug>
-<official_name>Segment cave</official_name>
+<official_name>Segmenth&ouml;hle</official_name><!-- Use &uuml; for u+Umlaut and &ouml; for o+umlaut eg H&ouml;hle for Hohle and Gl&uuml;ck for Gluck-->
 <area>1623</area>
 <area>2d</area>
 <kataster_code>1/T +</kataster_code>
diff --git a/cave_data/1623-221.html b/cave_data/1623-221.html
index 3198986c8..3ebeb643a 100644
--- a/cave_data/1623-221.html
+++ b/cave_data/1623-221.html
@@ -1,39 +1,46 @@
-<!DOCTYPE html>
-<!-- Only put one cave in this file -->
-<!-- If you edit this file, make sure you update the websites database -->
+<!DOCTYPE html><!-- THIS IS INFO FOR ONE CAVE-->
+<!-- Only put one cave in this file (it may have multiple entrances) -->
+<!-- If you edit this file, make sure it is uploaded (pushed) to the expoweb repository (cave folder) and that you have added one or more entrance files to the entrances folder-->
 <html lang="en">
 <head>
-<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
-</head>
+<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
+<title></title>
+<link rel="stylesheet" type="text/css" href="/css/main2.css" /></head>
 <body>
 <cave>
 <non_public>False</non_public>
 <caveslug>1623-221</caveslug>
-<official_name>?</official_name>
+<official_name>Kugelm&uuml;hle</official_name><!-- Use &uuml; for u+Umlaut and &ouml; for o+umlaut eg H&ouml;hle for Hohle and Gl&uuml;ck for Gluck-->
 <area>1623</area>
+<area></area>
 <kataster_code></kataster_code>
 <kataster_number>221</kataster_number> 
 <unofficial_number></unofficial_number>
 
+<!-- Add one entrance stanza for each entrance-->
 <entrance>
-  <entranceslug>1623-221</entranceslug>
-  <letter></letter>
+  <entranceslug>1623-221</entranceslug> <!-- Internal ID to refer to each entrance instance in the entrance files (typically the same as that filename (e.g. 1623-161c). Matches the 'slug' field in the entrance file -->
+  <letter></letter> <!--Leave blank for single-entrance cave. If there is more than one entrace then the letter needs to be given. Generally matches the entranceslug ID.  -->
 </entrance>
-
-<explorers></explorers>
-<underground_description></underground_description>
-<equipment></equipment>
-<references></references>
-<survey></survey>
+ 
+<explorers><p></p></explorers> <!-- 'CUCC Expo' and year(s) of exploration. To distinguish from caves explored by foreign groups. Individual names can be given too if it was a small cave. -->
+<underground_description></underground_description><!-- Underground description. (description of approach and entrance goes in entrance file). For a small cave this will be the entire description. For larger caves it will be the front page of the description, or a short intro, containing links to other pages with the cave description in, or even nothing but a link. -->
+<equipment><p></p></equipment>
+<references><p></references></p><!-- References to documentation. Could be Journal articles or Logbook entries. Can be links if the docs are online. -->
+<survey><p></p></survey><!-- Drawn-up surveys. Scans of paper surveys or images/PDFs of electronic surveys. Should include HTML to display current plan and elevation, with links to larger versions (See section on URLs and files). Could list links to multiple years of survey, or even a separate survey page if it's complicated enough. -->
 <kataster_status></kataster_status>
 <underground_centre_line></underground_centre_line>
-<notes></notes>
+<notes>227m long (and 109m deep) cave in the Wei&szlig;en W&auml;nden area</notes><!-- Normally empty, but place for anything else that should be noted, such as info on cave maybe being a duplicate, or lost -->
 <length></length>
 <depth></depth>
 <extent></extent>
-<survex_file></survex_file>
-<description_file>221.html</description_file>
-<url>221.html</url>
+<survex_file></survex_file> <!-- Name of top-level survey file for this cave. Relative to the 'loser' survex repository. So for most caves that's "caves/cavenum/cavnum.svx". (e.g. caves/204/204.svx -->
+<description_file></description_file><!-- Path of top-level description file for this cave, when a separate file is used. Otherwise blank. -->
+<url>1623/221/221.html</url><!-- (Required). Relative URL of this cave. i.e the URL this cave appears at on the website, not including 'https://expo.survex.com/. Normally area/cavenum.html, e.g ('1623/165.html')-->
+ 
 </cave>
 </body>
 </html>
+
+
+
diff --git a/entrance_data/1623-221.html b/entrance_data/1623-221.html
index 247e4f12e..063affda0 100644
--- a/entrance_data/1623-221.html
+++ b/entrance_data/1623-221.html
@@ -1,9 +1,11 @@
-<!DOCTYPE html>
-<!-- Only put one entrance in this file -->
-<!-- If you edit this file, make sure you update the websites database -->
+<!DOCTYPE html><!-- THIS IS INFO FOR ONE ENTRANCE-->
+<!-- Only put one entrance in this file - if this cave has multiple entrances they are each given a letter and each entrance has a separate file-->
+<!-- If you edit this file, make sure it is uploaded (pushed) to the expoweb repository (entrances folder) and that you have added the cave it enters into the caves folder-->
 <html lang="en">
 <head>
-<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
+<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
+<title></title>
+<link rel="stylesheet" type="text/css" href="/css/main2.css" />
 </head>
 <body>
 <entrance>
@@ -16,7 +18,7 @@
 <location_description></location_description>
 <approach></approach>
 <underground_description></underground_description>
-<photo></photo>
+<photo><p><div class="centre"></div></p></photo>
 <!-- marking options: P  = Paint,
                       P? = Paint (?),
                       T  = Tag,
@@ -32,7 +34,7 @@
                           S = Surveyed,
                           L = Lost,
                           R = Refindable" -->
-<findability></findability>
+<findability>S</findability>
 <findability_description></findability_description>
 <alt></alt>
 <northing></northing>
@@ -45,4 +47,4 @@
 <url></url>
 </entrance>
 </body>
-</html>
+</html>
\ No newline at end of file
