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
Avenue House be open for the use and enjoyment always of the public under such reasonable regulations as may be made by the said Council from time to time for the care and upkeep thereof..." and ownership passed to Finchley Urban District Council; its freehold is now owned by a registered Charity, 'The Avenue House Estate' Charity number 210345, of which the principal trustee is the London Borough of Barnet. The house and ten acres of grounds have been leased to the Avenue House Estate Trust, registered charity 1093908, for a period of 125 years from 2002. It is also home to