Here are eighteen, both old and new, that shine a light on women's rights and the struggle for equality.
1. Protesting violence against women
2. The ultraviolet light brigade standing with Texas women
3. One Billion Rising - The global movement to end violence against women and girls
4. One billion fathers rising
5. The Gulabi Gang - a group of women vigilantes and activists
6. A royal welcome to gay marriage
7. Protesting rape in India
8. San Jose, Costa Rica - mourning dresses hung out to represent victims of domestic violence
9. Because activism can start at any age
10. Candlelight vigil and protest after the shooting of Malala
11. A camp for gender non conforming children and their parents
12. Feminist Street Art
13. Pretoria High School for Girls created 2000 folded origami flowers in protest of women’s rights abuses
14. Fighting objectification in advertising
15. Two women kiss in front of anti gay marriage protesters in France
16. A women's rights march from 1970
17. Campaigning to end violence against women
18. Because protest signs can be powerful and funny at the same time