BEGIN:VCALENDAR
VERSION:2.0
BEGIN:VEVENT
URL:https://www.marche-nordique.net/calendrier/viewevent/351-ecotrail-de-paris 
DTSTART:20150321T120000
DTEND:20150321T180000
SUMMARY:Ecotrail de Paris
DESCRIPTION:
LOCATION:Paris
END:VEVENT
END:VCALENDAR