Question: The Northern River Street Historic District is located one block east of what bridge that connects Green Island with Troy, NY?
Context: Nassau Street is a street in the Financial District of New York City.  It is located near Pace University and City Hall.  It starts at Wall Street and runs north to Spruce Street at the foot of the Brooklyn Bridge, located one block east of Broadway and east of Park Row, in the borough of Manhattan. Rush Street is a one-way street in the Near North Side community area of Chicago in Cook County, Illinois, United States.  The street, which starts at the Chicago River between Wabash and North Michigan Avenues, runs directly north until it slants on a diagonal as it crosses Chicago Avenue then it continues to Cedar and State Streets, making it slightly less than a mile long.  One lane also runs southbound from Ohio Street (600N) to Kinzie Street (400N) as part of a two-way street segment.  It runs parallel to and one block west of the Magnificent Mile on the two-way traffic North Michigan Avenue, which runs at 100 east up to 950 north.  The street, which is also one block east of the one-way southbound Wabash Avenue, formerly ran slightly further south to the Chicago River where over time various bridges connected it to the Loop, Chicago's central business district. The Stevens Street Historic District is a 175 acre historic district in Thomasville, Georgia.  It is located one block northwest of Thomas County Courthouse. The East Spring Street Historic District is a national historic district located at New Albany, Indiana.  The general area is E. Fifth Street to the west, Spring St. to the north, E. Eighth Street to the east, and Market Street to the south.  The Cedar Bough Place Historic District is one block north of the area, the New Albany Downtown Historic District is immediately west of the area, and the Market Street section of the Mansion Row Historic District starts.  The district encompasses 84 contributing buildings in a largely residential section of New Albany.  It developed in the late-19th and early-20th century and includes notable examples of Queen Anne and Italianate style architecture.  Notable buildings include the Third Presbyterian Church (now First Baptist Church, 1853, 1955), St. Mary's Roman Catholic Church and Rectory (1858, 1886), the former John Conner House or Masonic Lodge (c. 1850), and Edwards City Hospital (c. 1890). Newport on the Levee is a shopping center located on Third Street in Newport, Kentucky.  It is located adjacent to the Purple People Bridge along the Ohio River and has a view of Ohio River.  The Levee is only one block away from the East Row Historic District and the Monmouth Street Historic District.  It is named after the levee that it rests on. The Northern River Street Historic District is located along River Street (southbound US 4 at that point) north of Federal Street, one block east of the Green Island Bridge, in Troy, New York, United States.  It was added to the National Register of Historic Places in 1988, as the Northern River Street District, to distinguish it from Troy's previously existing River Street Historic District, which had been one of five superseded by the Central Troy Historic District to the south two years earlier. Depot Town is a commercial area, with some residences above storefronts, in Ypsilanti, Michigan's historic district.  Depot Town proper consists of East Cross Street from the Huron River to North River Street, and a small area on the 300-block of North River Street.  However, several blocks in the surrounding area are also commonly referred to as part of Depot Town.  These areas include Riverside Park, Frog Island Park (both of which are on the Huron River), and River Street extending north and south for several blocks.  First established in the late 1830s, most of the buildings standing today were constructed between 1850 and 1880.  Over the years, Depot Town has included hotels, an Underground Railroad station, an American Civil War barracks, and a building that has housed a bar and restaurant continuously for more than 150 years, switching to soft drinks during Prohibition.  Today the area is dominated by restaurants and stores.  Depot Town also hosts several large summer festivals each year, as well as weekly bike nights and cruise nights. The Green Island Bridge crosses the Hudson River in New York, connecting Green Island with Troy.  It opened September 12, 1981. Lark Street is a historic street in Albany, New York, USA.  It is part of the Arbor Hill, Sheridan Hollow, Center Square, Park South and Hudson/Park neighborhoods, and is located one block east of Washington Park.  Lark Street is the site of many independently owned shops, coffee houses, restaurants, art galleries, antique shops, marketing agencies, bars and tattoo shops.  Although the part between Madison Avenue and Washington Avenue was rebuilt in 2002-2003 to place new roadways, trees and sidewalks in front of the new shops in the active portion of Lark Street, some local residents have protested against the neglect of the northern end of the street (crossing north of Washington Avenue), which runs down into the less-affluent Arbor Hill neighborhood.  Lark Street and Jay Street was used as a location during the filming of "Ironweed".  The Washington Avenue Armory is located at the corner of Lark Street and Washington Avenue. Walnut–Chancellor Historic District is a national historic district located in the Rittenhouse Square West neighborhood of Philadelphia, Pennsylvania.  It encompasses 51 contributing buildings located one block east of Rittenhouse Square.  It includes 4 1/2- to 5-story monumental residences in the Italianate style; brick rowhouses dated to the 1860s-1870's, some with mansard roofs and dormers; and 19th century carriage houses. Located in the district is the Hockley House (1875), designed by noted architect Frank Furness (1839-1912).
Answer: Green Island Bridge