The tour will start Outside Criterion restaurant on Piccadilly Circus, where Holmes and Watson first meet and take in literary sites from gentlemen’s clubs to grand hotels featured in some of the novels and short stories, as well as the London that inspired the author of the books, Arthur Conan Doyle. You will visit many of the film and TV locations and inspirations in London, which have now been featured on the big and small screen by famous actors such as Jeremy Brett, Benedict Cumberbatch and Robert Downey Jr.Take photos on the way and ask your tour guide anything you like about Holmes and Watson. Why not dress up as the Master Sleuth himself . The tour will finish at Somerset House on The Strand.