Wilson's Diner, located at Main and Lyman Streets, is a Waltham landmark. It was built in 1949 by the Worcester Lunch Car Company and was placed on the US National Register of Historic Places in 1999.Family-owned and -operated, it is a popular breakfast spot for the locals, along with the occasional diner enthusiast or tourists looking for something different. Breakfast is served all day at the diner, which also carriessome Greek items (Greek omelets, Greek salad, gyros,) on its menu.