Plonk Crazy Golf have been popping up all over the place this Summer, entertaining thousands of Londoners at events such as Secret Cinema and Reggae Roast. Next stop on the tour: Proof, an awesome rooftop bar overlooking London Fields in Hackney. Open to the public every Saturday in August, this 9-hole crazy golf course is great fun to play. Meanwhile Proof serve up cold beer, fruity cocktails and delicious Indonesian Street Food. What's not to love? Over 18s only. Valid ID required.