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CALSCALE:GREGORIAN
X-WR-TIMEZONE;VALUE=TEXT:Europe/Zurich
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BEGIN:VEVENT
DTSTART;TZID=Europe/Zurich:20131102T140000
SUMMARY:Guided tour through the old Artillery Fortress Vitznau
DTEND;TZID=Europe/Zurich:20131102T153000
BEGIN:VALARM
TRIGGER;VALUE=DURATION:-P1D
ACTION:DISPLAY
DESCRIPTION:Guided tour through the old Artillery Fortress Vitznau
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END:VEVENT
END:VCALENDAR