City Sightseeing London on our Hop-on Hop-off Bus tour will be the best way to explore the capital of England with the rich history and culture. Take in the views and visit iconic sites like Buckingham Palace and the Tower of London at your leisure. We have selected key tour stops to allow you to see all the sites London has to offer in touching distance. From The Shard, to Big Ben to Oxford Street, we cover all the best places in London. With our 24 or 48HR ticket, we even offer a free river cruise to explore London by water (excluding the City Sampler Ticket). Along with a free London self-guided podcast walking tour.