People are still debating this clever McDonald's sundial ad

McDonald's is a brand that's well known for its clever billboard ads. Over the years, the fast food giant has run campaigns that have been funny, iconic, eyebrow raising and just plain ingenious. This one falls into the latter category.

We're so used to seeing billboards on the streets that it takes something a bit different to really get our attention and make us remember the piece. This McDonald's billboard from 2007 is getting a lot of love on Reddit for doing just that, as it's one of the few billboards that could be said to actually be useful. It tells the time (this is one for our collection of the best billboard advertising).

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Joe Foley

Joe is a regular freelance journalist and editor at Creative Bloq. He writes news, features and buying guides and keeps track of the best equipment and software for creatives, from video editing programs to monitors and accessories. A veteran news writer and photographer, he now works as a project manager at the London and Buenos Aires-based design, production and branding agency Hermana Creatives. There he manages a team of designers, photographers and video editors who specialise in producing visual content and design assets for the hospitality sector. He also dances Argentine tango.