Winter months are December, January and February. In Russia temperature in winter can be up to thirty degrees below zero. In winter you can do a lot of sport activities. Arthur Conan Doyle created characters Sherlock Holmes and Dr. Watson. House in Baker Street 221B has never existed. There are a lot of films about this famous detective. Arthur Conan Doyle was a doctor. His childhood was hard as his father suffered from alcoholism. The first story he wrote was "the mystery of Sasassa Valley". He was not serious about Sherlock Holmes , it was a surprise for him that readers liked these stories so much.