Sherlock Holmes is a fictional detective created by Sir Arthur Conan Doyle. Renowned for his keen observation skills and logical reasoning, Holmes solves complex cases that baffle the police. His iconic character is often accompanied by his loyal friend, Dr. John Watson, who narrates many of their adventures. Set in Victorian London, Holmes resides at 221B Baker Street, where he uses his intellect and a variety of forensic techniques to uncover the truth. The stories have captivated readers for over a century, making Holmes one of the most famous detectives in literary history.