Many participants of the Women's March on Washington wore pink hats,January 21, 2017.

Supporters watched those that marched the route of the Women's March on Washington,January 21, 2017.

Two participants in the Women's March on Washington took the time to capture a photo of the event, January 21, 2017.

Supporters of the Women's March on Washington held each other as as they stopped in front of the White House to shout their displeasure.

Supporters of the Women's March on Washington stopped in front of the White House to shout their displeasure.

Women, men, children, young and old and families wearing pink hats and signs, descend on the nation's capital for the Women's March on Washington.

Madonna performs during the Women's March on Washington, Jan. 21, 2017, in Washington, D.C.

Demonstrators march during the Women's March, Jan. 21, 2017 in New York City.

Three women lead a group of more than a thousand people in the Women's March in the East Liberty section of Pittsburgh, Jan. 21, 2017.

Marchers participate in the Women's March on Main Street, Jan. 21, 2017 in Park City, Utah.

Supporters of the Women's March against President Donald Trump after his inauguration in Washington DC.

D.C. Mayor Muriel Bowser speaks during the Women's March on Washington, Saturday, Jan. 21, 2017 in Washington.

Women with bright pink hats and signs begin to gather early and are set to make their voices heard on the first full day of Donald Trump's presidency, Jan. 21, 2017 in Washington, D.C.

Supporter of the Women's March with a poster expressing her feelings about President Donald Trump after his inauguration in Washington DC.

People gather in front of the U.S. Embassy on Pariser Platz beside Brandenburg Gate in solidarity with the Women's March in Washington and around the world, in Berlin, Germany, Jan. 21, 2017.

A participant shouts her encouragement during the Women's March in Washington DC, January 21, 2017.

Demonstrators hold placards during the Women's March rally in New Delhi, India, Jan. 21, 2017.

Demonstrators arrive at Union Station for the Women's March on Washington, Jan. 21, 2017, in Washington, D.C.

Demonstrators protest at the Women's March on the National Mall, Jan. 21, 2017 in Washington, D.C.

Cher arrives for the Women's March on Washington on Independence Ave., Jan. 21, 2017, in Washington, D.C.

Gloria Steinem, center right, greets demonstrators at the barricades before speaking at the Women's March on Washington during the first full day of Donald Trump's presidency, Jan. 21, 2017, in Washington, D.C.

Demonstrators make their way from the iamsterdam statue in front of the Rijksmuseum towards US Consulate during the Women's March held at Museumplein, Jan. 21, 2017, in Amsterdam, Netherlands.

Protesters in costume holding placards march from The U.S. Embassy in Grosvenor Square towards Trafalgar Square during the Women's March, Jan. 21, 2017, in London, England.

Women participants demonstrate in front of the United States Embassy and Brandenburg Gate one day after the inauguration of U.S. President Donald Trump, Jan. 21, 2017, in Berlin, Germany.