FestivalMount Pleasant Fiesta DC Hits Mt. Pleasant this Sunday by Prince Of Petworth September 22, 2011 at 12:30 pm 10 Comments Photo by PoPville flickr user schmiddi Fiesta DC’s Latino Festival will be taking place this Sunday September 25, 2011 12PM-7PM. on the 3000-3300 block of Mt. Pleasant St. NW. You can see some photos from last year’s festival, here.