Discover how winter-themed holidays unfold under summer skies south of the equator. Explore how traditions, tourism, and school calendars adapt, from beachside Christmas to “Christmas in July,” southern solstice festivals, and practical tips for planners and travelers using global holiday calendars.
Take a guided tour of technology-focused awareness days—what each observance commemorates, why its date is set when it is, and how participation varies around the world. You’ll also get a practical system for tracking these days with countdowns and upcoming-event lists so you can plan campaigns, classes, or community events with less stress and more impact.
Did the 21st century and third millennium start on January 1, 2000 or 2001? This article explains why the official start is 2001, how ordinal counting defines centuries and millennia, and why the world still celebrated in 2000. It connects the debate to anniversary math, "On This Day" entries, and how institutions schedule major commemorations.
Explore how cities pick their official birthday—from first recorded mentions and royal or municipal charters to legendary founding dates—and how those choices evolve into annual civic holidays with parades, ceremonies, free admissions, and neighborhood events that bring residents together.
A practical, plain‑English guide to iCalendar (.ics) holiday feeds—how they work, how to pick the correct country or regional calendar, and why all‑day holidays sometimes shift a day between apps. Learn how to avoid duplicates, understand “observed” vs. actual dates, and keep your phone and computer synced with a single, reliable holiday source.
Brands, nonprofits, and fans often promote the same ‘National Day’ on different dates. This article explains how unofficial days are created, why duplicates happen, how trademarks and promotions fit in, and how calendars decide which observances to include.
Why do embassies and consulates close for both host-country holidays and their own national days? This guide explains how missions build their holiday calendars, why schedules vary by city, and how travelers can plan visas, passports, and appointments around closures using official calendars, upcoming-holiday tools, and simple countdowns.
How did the two-day weekend take shape, why do some countries still rest on Friday–Saturday or a single day, and what’s behind the shift to Monday-aligned workweeks? This article maps global weekend patterns, explains their impact on holidays and “On This Day” commemorations, and shows how CalendarZ helps you plan around local rest days.
A clear guide to how major stock exchanges set their own holiday calendars—complete with early closes, unsynchronized shutdowns, and time zone effects—and how those dates affect trade settlements, payrolls, and cross-border scheduling. Includes practical tips for reading exchange calendars alongside national observances and ‘On This Day’ events.
From Gandhi Jayanti to MLK Day and Mandela Day, countries and institutions often elevate the birthdays of iconic figures into public holidays or international observances. This global tour explains how and why birthdays become civic rituals, compares fixed-date and Mondayized holidays, and shows how they appear in calendars, countdowns, and “On This Day” timelines.
From king cake on Epiphany to mooncakes at Mid-Autumn, this guide pinpoints the exact dates that drive beloved holiday dishes, unpacks the origin stories behind these culinary observances, and shows you how to set smart countdowns and reminders so you never miss a bite.
Plan your skywatching with a practical guide to the rhythms behind eclipses (Saros cycles), annual meteor shower peaks (Perseids, Geminids), and how supermoon dates are defined—plus simple tips to save them with countdown reminders and local visibility notes.
English 
español 
français 
português 
русский 
العربية 
简体中文 
