BEGIN:VCALENDAR
VERSION:2.0
CALSCALE:GREGORIAN
METHOD:PUBLISH
PRODID:-//NPS iCal//Wind Cave National Park//EN
X-WR-CALNAME:Wind Cave National Park Events
X-WR-CALDESC:Upcoming events at Wind Cave National Park
REFRESH-INTERVAL;VALUE=DURATION:PT12H
X-PUBLISHED-TTL:PT12H
END:VCALENDAR