BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Celebration Nation//EN
BEGIN:VEVENT
UID:cn-5012@celebrationnation.com
DTSTAMP:20261020T010110Z
DTSTART;VALUE=DATE:20260424
RRULE:FREQ=YEARLY;BYMONTH=4;BYDAY=-1FR
SUMMARY:National Historic Marker Day
DESCRIPTION:Ideas\, posters and history: https://celebrationnation.com/celebrations/national-historic-marker-day/
URL:https://celebrationnation.com/celebrations/national-historic-marker-day/
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END:VCALENDAR