Mark The Day

Today's Marks - September 16th

Every day has a story—and more often than not, more than one.

Mark The Day is a growing collection of daily celebrations, weekly themes, monthly observances, and notable birthdays from around the world. From widely recognized holidays to lesser-known and delightfully unusual occasions, the site is built to help you explore what makes each date worth remembering.

Each article is written to provide clear background, historical context, and practical ways to engage with the day. Whether you're here to discover something new, find a reason to celebrate, or see which famous names share your birthday, you’ll find content that is organized, regularly updated, and easy to navigate.

Start with today’s highlights, explore the calendar, or dive into featured articles—there’s always something worth marking.

Featured Marks

Mark The Days - September 16th

  • Welcome to September 16, a day covering an extraordinary amount of history and responsibility. We remember the Mayflower beginning its famous voyage, honor those who suffered during the Trail of Tears, celebrate Mexico’s hard-won independence, and recognize the importance of protecting the ozone layer. In other words, today takes us from wooden ships and historic struggles to planetary sunscreen—so perhaps we should keep the celebrations thoughtful, the flags flying, and the aerosol cans behaving themselves.

  • International Day for the Preservation of the Ozone Layer
  • Mayflower Day
  • Trail of Tears Commemoration Day
  • Mexican Independence Day

Mark The Weeks - September

  • International Housekeepers & Environmental Services Week

    International Housekeepers & Environmental Services Week is the annual reminder that civilization itself...

  • National Waffle Week

    Waffles are like pancakes that went to finishing school. They’ve got those perfectly squared-off edges...

  • Tolkien Week

    Tolkien famously spent over a decade writing The Lord of the Rings, which is probably what happens...

Mark The Months - September

Trending Marks

Good Hair Day

Good Hair Day

International Rock Day

International Rock Day

St. John’s Day

St. John’s Day

National Mahjong Day

National Mahjong Day

National Catchers Day

National Catchers Day

International Data Center Day

International Data Center Day

Celebrity Birthdays - September 16th

Mickey Rourke
Ed Begley Jr.
Chase Stokes
Amy Poehler
Molly Shannon

Today in History - September 16th

Mark The Day - Logo

1620:  The Mayflower Leaves England
1908:  General Motors is Created
2013:  12 Die in Navy Yard Massacre