Thomas Brothers Washington D.C. Metro Atlas features: regular updates to ensure that new streets and points of interest are included; four-color maps for easy viewing; ZIP code boundaries, block numbers, highway exits, overpasses and underpasses shown on detailed maps; latitude and longitude notations that identify approximate global position; full index for easy location of streets and points of interest; foldout map for quick and easy location of map pages; Cities and Communities: index to help users easily locate map pages; vicinity maps for overview coverage of surrounding areas; detailed map of downtown areas; consistent map scale from page to page; convenient lav flat special binding.