Pennsylvania Avenue lighthearted celebrations, including a series of day- and nighttime Shriner's parades in the 1920s and 1930s. Thomas and Concepcion Picciotto are the founders of the White House Peace Vigil, the longest running anti-nuclear peace vigil in the US, at Lafayette Square on the 1600 block of Pennsylvania Avenue. After the Oklahoma City bombing in 1995, the Secret Service closed the portion of Pennsylvania Avenue in front of the White House to all vehicular traffic. Pedestrian and bicycle traffic, however, was still permitted on the sidewalk. After 9/11 this policy was made permanent. Near the White House traffic is redirected to
Hatfield House (Philadelphia, Pennsylvania) one story at a time to its present site, 33rd Street and Girard Avenue. Architect Erling H. Pedersen, of the Philadelphia Museum of Art, managed the relocation. It was added to the National Register of Historic Places on March 16, 1972. It is currently leased as office space by the Father's Day Fund. Hatfield House (Philadelphia, Pennsylvania) The Hatfield House is a historic house in Fairmount Park, Philadelphia, Pennsylvania. It was built as a suburban villa in 1760, in what is now the Nicetown neighborhood of the city. It operated as Catherine Mallon's Boarding School for Girls from 1806 to