aerial view of nationals park , surrounding navy yard neighborhood long industrial district, neighborhood has undergone transformation since 1990s. area formerly contained commercial , adult-entertainment district, has been displaced. construction of u.s. department of transportation office complex , nationals park, 2008 $600 million stadium of washington nationals major league baseball team, have stimulated growth in neighborhood. of neighborhood s land , businesses have been purchased companies , being developed commercial , residential projects. current plans construct 12 15,000,000 square feet (1,400,000 m) of office space, 9,000 residential units, 1,200 hospitality rooms, 800,000 square feet (74,000 m) of retail space, 4 public parks, , anacostia riverwalk trail system. projects florida rock 5.8-acre (2.3 ha) site consists of 1,100,000-square-foot (100,000 m) project in 4 buildings. contain 470,000 square feet (44,000 m) of office space, 84,000 square feet ...