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