BEGIN:VCALENDAR VERSION:2.0 PRODID:-//Sabre//Sabre VObject 4.5.7//EN CALSCALE:GREGORIAN BEGIN:VEVENT UID:04_historyofswitzerland@/ DTSTAMP:20250709T051000Z SUMMARY:History of Switzerland DTSTART:20201004T113000Z DTEND:20201004T123000Z ORGANIZER:mailto:info@nationalmuseum.ch END:VEVENT END:VCALENDAR