Architecture and Design Atlas

How Space Is Shaped
The Calendar

Sunday 30 March 2025

What the atlas records for this date, across the traditions it covers.

Observed On This Date

Feast / celebration
1 Shawwal
Tabular reckoning; a local sighting may move it by a day.

Already Underway

Fast / abstinence
The forty days from Ash Wednesday to Holy Thursday, Sundays not counted
Day 26 of 46
Forty days, counted excluding Sundays, which is why the span is forty-six.

This Week In Architecture and Design History

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Dates for the Hebrew and Islamic calendars are the tabular reckoning, which is what a printed calendar prints. Communities that begin a month on a sighted crescent may differ by a day, and differ from one another by place.