South Lawn (White House) South Lawn (White House) The South Lawn at the White House in Washington, DC, is located directly south of the house, and is bordered on the east by East Executive Drive and the Treasury Building, and on the west by West Executive Drive and the Old Executive Office Building, and along its curved southern perimeter by South Executive Drive and a large circular public lawn called The Ellipse. Since the address of the White House is 1600 Pennsylvania Avenue NW, and the North Lawn faces Pennsylvania Avenue, the South Lawn is sometimes described as the back lawn of the White
Pennsylvania Avenue National Historic Site Pennsylvania Avenue saw its first electric streelights give light on October 14, 1881. A small number of additional lights north of the avenue along 10th Street NW were lit later that month. The southern part of the Pennsylvania Avenue district was flooded many times in the last three decades of the 19th century. Major floods occurred in October 1870 (during which Chain Bridge was destroyed), February 1881, November 1887, and June 1889 (the same storm which caused the Johnstown Flood). Floodwaters were high enough that rowboats were used on the avenue, and horse-drawn streetcars saw water reach the bottom of