三天在倫敦很好打發。看你喜歡什麽了。胡亂貼一張TripAdvisor的“Things to Do in London”在這

https://www.tripadvisor.co.uk/Attractions-g186338-Activities-London_England.html

再加另外一個鏈接

http://www.planetware.com/tourist-attractions-/london-eng-l-lon.htm