Each summer the City of London Festival brings the City's unique buildings and outdoor spaces to life with an extensive artistic programme ranging across many kinds of music, visual arts, film, walks and talks: more than 50 ticketed performances and a further 100 free events outdoors will be on offer in 2009. Enjoy English National Ballet in St Paul's Cathedral, Britten Sinfonia performing Vivaldi's The Four Seasons in Mansion House, 15 street pianos dotted around the City for everyone to enjoy and Benny Andersson and his band, along with other artists, will be entertaining family audiences in Hampstead Heath on 4 July. The Festival entertains all those that live, work and visit this special location with unique events and world-class artists in beautiful surroundings. Please visit www.colf.org for more details.