What are popular walking tours in London?

London has a plethora of walking tours that allow visitors to discover the city's rich history, culture, and landmarks. Some popular walking tours in London include:

• The Royal Walking Tour, which covers popular royal landmarks like Buckingham Palace, St. James's Palace, and Clarence House.
• The Harry Potter Walking Tour, which takes fans of the series to famous filming locations and real-life inspirations for the books and movies.
• The Jack the Ripper Walking Tour, which delves into the dark history of the infamous serial killer's murders in the 1800s.
• The London Food Tour, which offers a culinary adventure through the city's diverse food scene, with stops at street food markets, pubs, and restaurants.

These tours are led by knowledgeable and engaging guides who provide fascinating insights and anecdotes about the city's past and present.