Donut Drive-In My love of vintage road signs is well documented. Watson Road in St. Louis is an especially good location for finding some of these signs. I’m loving the idea of donuts drive-in, as advertised by this one! Share this:Click to email a link to a friend (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Like this:Like Loading...