August Krazy Kontest August 3, 2017 Share +1 Tweet Pin Share EmailShares 2 To keep with the theme of Canada turning 150, this month's winner will receive a $25.00 gift card to Tim Horton's. Just answer the following skill testing question. Good luck! Just answer the following skill testing question for your chance to win! One correct answer to the following skill-testing question will be drawn: What is the oldest walled city that still exists north of Mexico? Montreal Halifax Quebec City Vancouver This contest has closed! You May Also Like July Krazy Kontest Happy 150 Canada! This month's winner can enjoy a $25.00 Baskin Robbins gift card. Good luck!