Three notable close-calls from The Telegraph's 50 most-viewed Wikipedia articles in 2008 and 2009.

#12 World War II (29,736) vs. #13 Twitter (28,511)

#16 Lil Wayne (26,210) vs. #17 Adolf Hitler (25,481)

#36 Vagina (22,295) vs. #37 List of House episodes (21,950)