flames and flags. Lego and Nike round out the top five with 11,764 and 7,333 hashtags respectively. Harley-Davidson logo is one of the most popular tattoos under the Instagram hashtag. Harley ...

Milwaukee Harley-Davidson is gearing up for a big weekend of music, brats and bikes and patriotism, and the dealership is collecting American flags. "You're supposed to have a nice, pristine flag.