BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//gyrobase/iCalendar//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTART:20130523T070000
DTEND:20130523T170000
RRULE:FREQ=DAILY;INTERVAL=1;UNTIL=20130622
SUMMARY:Mission San Xavier del Bac
END:VEVENT
END:VCALENDAR