![clever sandwich sign marketing for museum of torture](https://www.thebigad.com/wp-content/uploads/2017/08/sandwich-sign-guerilla-marketing-museum.jpg)
Sandwich Sign for Torture Museum
Source:https://www.buzzfeed.com/copyranter/the-smartest-funniest-most-informative-museum-ads
Best Ads to Help Generate Big Ideas
Source:https://www.buzzfeed.com/copyranter/the-smartest-funniest-most-informative-museum-ads