Zumba Riot / Fitness Riot. The host to Zumba Classes in London. Search for your nearest London fitness class using the Classes tab on our website. Sessions across West London, Central London, South London, North London. Around the areas of Chiswick Town Hall, Ealing Town Hall, Hammersmith, Holborn, Camden, Hounslow, Brentford, Greenford, Acton, Great Portland Street, West End, Southwark, SE1, TW8, TW7, TW9, W4, W5, W3, WC2B, Get Fit, Lose weight, Fitness Parties, Zumba Special Events, Zumba Masterclasses across London. Zumba Chiswick, Zumba Ealing, Zumba Hammersmith, Richmond, Tottenham Court Road.