Many participants of the Women's March on Washington wore pink hats,January 21, 2017. Ron Haviv/VII for ABC News

Supporters watched those that marched the route of the Women's March on Washington,January 21, 2017. Ron Haviv/VII for ABC News

Two participants in the Women's March on Washington took the time to capture a photo of the event, January 21, 2017. Ron Haviv/VII for ABC News

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. Ron Haviv/VII for ABC News

Supporters of the Women's March on Washington stopped in front of the White House to shout their displeasure. Ron Haviv/VII for ABC News

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. Nima Taradji/Polaris

Madonna performs during the Women's March on Washington, Jan. 21, 2017, in Washington, D.C. Jose Luis Magana/AP Photo

Demonstrators march during the Women's March, Jan. 21, 2017 in New York City. Bryan R. Smith/AFP/Getty Images

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. Keith Srakocic/AP Photo

Marchers participate in the Women's March on Main Street, Jan. 21, 2017 in Park City, Utah. Larry Busacca/Getty Images

Supporters of the Women's March against President Donald Trump after his inauguration in Washington DC. Ron Haviv/VII for ABC News

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

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. Jose Luis Magana/AP Photo

Supporter of the Women's March with a poster expressing her feelings about President Donald Trump after his inauguration in Washington DC. Ron Haviv/VII for ABC News

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. Hannibal Hanschke/Reuters

A participant shouts her encouragement during the Women's March in Washington DC, January 21, 2017. Ron Haviv/VII for ABC News

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

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

Demonstrators protest at the Women's March on the National Mall, Jan. 21, 2017 in Washington, D.C. Andrew Caballero-Reynolds/AFP/Getty Images

Cher arrives for the Women's March on Washington on Independence Ave., Jan. 21, 2017, in Washington, D.C. Sait Serkan Gurbuz/AP Photo

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. John Minchillo/AP Photo

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. Dean Mouhtaropoulos/Getty Images

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. Jack Taylor/Getty Images