This year marks the fourth Facebook Awards, coinciding with Cannes.
The 12 Best Facebook Marketing campaigns can be found via the Adweek link. No.1 and 2. were the ALS Ice--Bucket challenge and P&G's "Like a Girl" respectively. Explanations of the campaigns, results and content can be found at the link too.
With $12.5B (US$) in ad. revenue in 2014, Facebook deserves its own awards!