BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20191204T000000Z DTEND:20191204T000000Z SUMMARY:Helium: where on Earth? starts on the 4th December 2019 18:00 LOCATION:The 91AV,London,United Kingdom END:VEVENT END:VCALENDAR