Interactive Online Graveyard
There's an interactive graveyard that you can leave digital flowers at the graves of dead Game of Thrones characters. Kinda eerie, but cool. There's also a count of all the flowers left, so you can see how popular a deceased character is.
http://www.slate.com/articles/arts/television/2014/04/game_of_thrones_deaths_mourn_dead_characters_at_their_virtual_graveyard.html