Location Maps
Street Map - http://www.streetmap.co.uk/
Google Maps - http://maps.google.com

Handy Currency Converter - http://www.xe.com/pca/

Travel
Chauffeured Cars – sight-seeing and Airport Transfers in London - http://www.chauffeur.co.uk/
National Rail Information – http://nationalrail.co.uk
Rail link from London Heathrow – http://www.heathrowexpress.com
Rail link from London Gatwick – http://www.gatwickexpress.com
Rail to Paris, Brussels and beyond – http://www.eurostar.com
Travel around London (Oyster Cards) – http://www.tfl.gov.uk

Museums:
Natural History Museum - http://www.nhm.ac.uk/
Victoria and Albert Museum - http://www.vam.ac.uk/
Wallace Collection - http://www.wallacecollection.org/
The Science Museum - http://www.sciencemuseum.org.uk/
The British Museum - http://www.britishmuseum.org/default.aspx

Galleries:
Hayward Gallery – http://www.hayward.org.uk
National Gallery – http://www.nationalgallery.org.uk
National Portrait Gallery – http://www.npg.org.uk
Royal Academy or Arts – http://www.royalacademy.org.uk
Tate Britain – http://www.tate.org.uk/britain
Tate Modern – http://www.tate.org.uk/modern

Places of Interest & Royal Family:
Official Website of the British Monarchy - http://www.royal.gov.uk/output/Page1.asp
Historic Royal Palaces - http://www.hrp.org.uk/
Tower of London - http://www.camelotintl.com/tower_site/index.html
Tower Bridge - http://www.towerbridge.org.uk/TowerBridge/English
Westminster Abbey - http://www.westminster-abbey.org/
Houses of Parliament & Big Ben – http://www.parliament.uk
St Paul’s Cathedral - http://www.stpauls.co.uk/page.aspx?theLang=001lngdef&pointerid=169345dwprEOVViTRLd8xXbHBDHGbzge

Around London:
London Tours - Private guided and group sightseeing tours to London, Windsor and Hampton Court in England, United Kingdom - http://www.londonmagicaltours.com/
London Eye - http://www.londoneye.com/
General – http://www.londonpass.com

Entertainment
The Timeout Guide – http://www.timeout.com/london
BBC London Website – http://www.bbc.co.uk/london/entertainment
London Evening Standard – http://www.thisislondon.co.uk
View London – http://www.viewlondon.com

Theatres
London Theatre Guide - http://www.londontheatre.co.uk/ 
Society of London Theatres – http://www.officiallondontheatre.co.uk
Ticketmaster – http://www.ticketmaster.co.uk
Last Minute Tickets – http://www.lastminute.com/site/entertainment/theatre
Cinema – http://www.ticketmaster.com/film/cinemas