Not far away from the Lincoln Memorial is the Martin Luther King Jr. Memorial. While Lincoln led the way to abolish slavery, Martin Luther King Jr. led the way in trying to abolish racism in the government and American culture in general. At first I was kind of unsure if we were at the right spot, but it becomes clear once you stand where the people in green shirts are.
They made a pretty impressive statue of him.
The idea comes from the I Have a Dream speech. They call it the Stone of Hope. As in the speech there is a line "With this faith, we will be able to hew out of the mountain of despair a stone of hope." Also he gave the speech at the Lincoln Memorial.