The 2015 LEGO Bricktober promotion is ending soon in the United Kingdom/Europe! Until November 29th, 2015, you can get one of the four LEGO Bricktober buildings for free when you spend 45 GBP or more at Toys R Us United Kingdom of Great Britain and Northern Ireland. Available in-stores or online. Just make sure to add the item into your basket if you are purchasing it online!
Interestingly, Bricktober starts in November instead of October in Europe!