Well honey, unless you're planning to sprout wings and fly across the ocean, I'd say you're in for one heck of a trek. The distance between the UK and Brazil is roughly 5,700 miles as the crow flies, so if you're feeling ambitious and have some sturdy walking shoes, you better pack a lunch because you're looking at a journey that could take you several months to complete. Good luck, darling!
Related Q&A:
How long would it take to walk to Brazil from UK?-Oh my goodness! That's an insane idea. Walking from the UK to Brazil is practically impossible. Brazil is incredibly far away from the UK. The distance is just mind-boggling. Even if you were some kind of superhuman with unlimited stamina and no need for rest, it would take years and years. You'd have to cross multiple countries, deal with all kinds of weather conditions, and face countless obstacles. So, in reality, it's just not something that could ever be done by walking.