10 Ways the 'Day Without a Woman' Rocked Our World

Women found support in unlikely places -- like financial asset manager State Street Global Investors, which installed a bronze statue of a young girl who appears defiant in front of the iconic Wall Street bull statue. "We're bringing the power of women in leadership to life -- right here in the center of our financial markets," State Street tweeted.

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On Broadway, the show must go on ... so the cast of Hamilton decided to celebrate women by donating their performance salaries on March 8 to Dress for Success. Cast member Javier Munoz posted this image of the insert that went into each program.

Emma Watson used a "Day Without a Woman" to do good, by leaving books at landmarks across New York, like the Harriet Tubman Memorial and the Joan of Arc Memorial.

Women (and many supportive men) wore red to promote International Women's Day, including Katy Perry, shown here. The singer was a staunch supporter of Hillary Clinton during her presidential campaign.

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The Empire State Building was lit in a beautiful shade of magenta to honor HeForShe, the UN Women's Solidarity Movement for Gender Equality, on International Women's Day.

Lovely Monkey Tattoo in Whitmore Lake, Michigan, held a very special fund-raiser on Wednesday, offering inspiring tats with 100 percent of the proceeds going to Planned Parenthood Ann Arbor. The event was such a success that appointments were sold out for the day.

Strikers were hardly resting on their laurels on March 8. Women came together all over the globe, from New York City to El Salvador, united in support for gender equality issues. In New York, 13 people were arrested for blocking traffic but largely the protests were peaceful and without police interference.  

The "Day Without a Woman" brought up an interesting question: How much would it cost the world if literally no women worked on a single day? Mic's The Payoff answered the question with this astounding figure. The paid and unpaid total productivity for women in a single day equals $77 billion.

No women means few teachers ... Not so easy to operate a school without the very people who make it operate. With women striking, schools across the East Coast in places like Chapel Hill, North Carolina, and Alexandria, Virginia, canceled classes.

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International Women's Day was designated by the UN, and according to the United Nations Secretary General Antonio Guterres, closing the economic gender gap would add $12 trillion to the global GDP by the year 2025.