Free Walking Tours
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One continuous route, on foot, from Buckingham Palace to the Tower of London, taking in nine of the city’s best-known landmarks in the order they actually sit on the map. No app, no guide, no ticket needed to follow it — just this page and a decent pair of shoes.
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London’s “free” walking tours run entirely on tips, not fees. Here’s what the format is actually like once you show up, and how much guides genuinely expect.