BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250910T064800
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a2514209967e
DTSTAMP:20260607T064800Z
SUMMARY:Polaris – Das Rätsel der Polarnacht
DTSTART:20260628T120000Z
DTEND:20260628T120000Z
END:VEVENT
END:VCALENDAR