Percussionist Malari Moore of Farafina Kan performs at a 2011 Emancipation Day celebration at National Geographic. (Susan Biddle for The Washington Post)

This year, Washington celebrates the 150th anniversary of Emancipation Day on April 16, with a parade, fireworks and a city-wide scavenger hunt. The day before, Lincoln Cottage is the site of a special program of speakers and music.

See more highlights of the city’s Emancipation Day events .