BEGIN:VCALENDAR
PRODID:-//www.billingshabitat.org//EN
CALSCALE:GREGORIAN
VERSION:2.0
METHOD:PUBLISH
BEGIN:VEVENT
DTSTART;TZID=US-Mountain:20101004T000000
DTEND;TZID=US-Mountain:20101005T000000
URL:http://www.billingshabitat.org/events/event-calendar/world-habitat-day/
SUMMARY;CHARSET=UTF-8:World Habitat Day
END:VEVENT
END:VCALENDAR