City steam explosion sent a geyser of hot steam up from beneath the avenue at 41st Street, resulting in one death and more than 40 injuries. Description Lexington Avenue Lexington Avenue runs one-way southbound for its entire length from 131st Street to 21st Street. Parallel to Lexington Avenue lies Park Avenue to its west and Third Avenue to its east. The avenue is largely commercial at ground level, with offices above. There are clusters of hotels in the 30s and 40s, roughly from the avenue's intersection with 30th Street through to its intersection with 49th Street, and apartment buildings farther north. There are numerous structures designated as New York City Landmarks (NYCL), National Historic Landmarks (NHL), and National Register of Historic Places (NRHP) on Lexington Avenue. From south to north (in increasing address order), they include: Russell Sage Foundation Building and Annex (NYCL) George Washington Hotel, 23 Lexington Avenue (NRHP, NHL) 69th Regiment Armory, 68 Lexington Avenue (NRHP, NHL, NYCL) Chester A. Arthur House, 123 Lexington Avenue (NRHP, NHL) New York School of Applied Design for Women, 160 Lexington Avenue (NRHP, NYCL) Chanin Building, at 42nd Street (NRHP, NYCL) Socony–Mobil Building, at 42nd Street (NYCL) Chrysler Building, 405 Lexington Avenue (NRHP, NYCL) Graybar Building, 420 Lexington Avenue (NYCL) The Lexington Hotel NYC, 511 Lexington Avenue (NYCL) Shelton Hotel, 525 Lexington Avenue (NYCL) Waldorf Astoria New York, between 49th and 50th Streets (NYCL) Beverly Hotel (now The Benjamin), at 50th Street Summit Hotel, 569 Lexington Avenue (NYCL) General Electric Building, 570 Lexington Avenue (NYCL) Citigroup Center, 601 Lexington Avenue (NYCL) Central Synagogue, 652 Lexington Avenue (NRHP, NHL, NYCL) Barbizon 63, at 63rd Street (NRHP, NYCL) Church of St. Vincent Ferrer, 869 Lexington Avenue (NRHP, NYCL) Seventh Regiment Armory, between 66th and 67th Streets (NRHP, NYCL) 131-135 East 66th Street (NYCL) 130-134 East 67th Street (NYCL) St. Jean Baptiste Roman Catholic Church, 1067-1071 Lexington Avenue (NRHP, NYCL) Public School 72, 1674 Lexington Avenue (NYCL) Irving Place In contrast to Lexington Avenue, the six-block stretch of Irving Place from 14th to 20th Street at Gramercy Park carries two-way traffic and is decidedly local in nature. After the opening of Union Square in 1839, the Irving Place area became one of the most sought-after residential neighborhoods in the city, a situation which was only enhanced by the development of Gramercy Park to the north and Stuyvesant Square to the east. An assortment of restaurants