<https://forums.geocaching.com/GC/index.php?/forum/48-geocache-types-and-additional-gps-based-gameplay/>
<http://schema.org/name>
"Geocache types and additional GPS-based gameplay"
<https://forums.geocaching.com/GC/index.php?/topic/138029-benchmark-picture-contest-2006-part-2/#comment-2449281>