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