A truly city-wide celebration of the buildings, places and neighbourhoods where we live, work and play. A unique opportunity to get inside what makes London great and be inspired by the power of architecture to transform the quality of our lives.

This year’s festival will include:

* Neighbourhoods walks
* Government buildings
* Architects' homes
* Eco and zero carbon buildings
* The future city - tours of the Olympic Park and other major regeneration projects
* Planners, architects and engineers on how they create successful cities
* Award-winning schools, community buildings and workspaces
* Art deco cinemas
* Expert design tips
* Public art - love it or hate it
* Science and Sustainability panel discussion at the Royal Society
* An app for your iphone - 'Flook' will tell you which Open House building to go to next
* Routemaster architectural tour
* Win an overnight stay at 5* Grosvenor House

Full details of buildings and events will be published in the 2010 Guide (available from 9 August).