<https://airdownthere.com/classes/padi-open-water-diver/#event>
<http://schema.org/description>
"PADI Open Water Diver class and pool starts.  This class schedule is taught over 2 or 3 days with a class session and 2 separate pool sessions.  You must attend all days."
<https://airdownthere.com/events/category/trips/>