By Ali Lyon A former royal residence in Little Venice that was once owned by Irish-American dancer Michael Flatley has gone on the London property market for a cool £26m. The Grade II listed mansion on Park Place Villas in Little Venice, which was also once the home of royal mistress Lillie Langtry, a famous British actress known for her affair with King Edward VII. It also retains several historic features from Langtry’s time at the house, including a glass gazebo, with a love seat in the garden where she entertained the Prince of Wales, a pair of Regal stone lions, and a high boundary wall w…