17 stunning photos show just how huge International Women's Day really is.

There's no stopping these women from making their voices heard.

International Women's Day is always an occasion worth celebrating. This year, it's especially important.

Less than two months removed from the massive worldwide Women's March demonstration, women's rights advocates and allies remain fired up and ready to go in the fight for gender equity. Amnesty International called International Women's Day 2017 a "rallying cry," organizers rallied in the name of a "Day Without a Woman" strike, and protesters around the globe once again took to the streets for marches and demonstrations.

Some groups used the day as an opportunity to brush up on a few facts about women.

And others used the occasion to highlight women and causes that don't get the attention they deserve.

Like Katherine Johnson, an unsung hero who finally got her due in "Hidden Figures," and Meagan Taylor, who reminds us that existence shouldn't be a crime.

Keep Reading
More

On March 8, 2017, A Day Without a Woman, an international women's strike will take place.

In the spirit of the highly successful Women's March on Jan. 21, the International Women's Strike was organized to raise awareness of the seen and unseen ways women and girls contribute to the economy, all while receiving lower wages, enduring toxic and unsafe work environments, and facing discrimination.

Thousands gather at City Hall for the San Francisco Women's March. Photo by Josh Edelson/AFP/Getty Images.

Keep Reading
More