1. Gandalf And Iron Man And Catwoman... Oh My
Difficulty Level: Ninja The undisputed top spot has to go to the good folks behind the annual All The World's A Stage Jack-O-Lantern Spectacular, hosted at the Roger Williams Park Zoo in Providence, Rhode Island, which features over 5000 pop-culture carved pumpkins. Some of the designs on show are beyond incredible, with artesanal execution across some wonderfully nerdy topics: from superheroes to movies, via Doctor Who, and everything in between. Here's a brief selection of the very best of last year's efforts...
This year's event continues until 5th November, and if you're in the area, you should definitely go and see it. Post your favourite geeky Halloween pumpkins in the comments thread.