With stops at a Frank Lloyd Wright home and historic Art Deco buildings, plan an architecture-centered road trip to celebrate the Mother Road’s 100th anniversary The Eero Saarinen-designed Gateway Arch is just one stop on our design-filled road trip. Photo: Mark Perry/Getty Images Route 66, or the Mother Road as John Steinbeck called it in The Grapes of Wrath , turns 100 this year. And while the centennial celebration is the perfect time to celebrate all things related to roadtrips—gas station snacks, carefully curated playlists, rearview mirror decor—it’s also a welcome call to hit the highway in search of some seriously dazzling architectural sights. Here, we’ve rounded up 14 can’t-miss design landmarks along Route 66, with a healthy dose of kitsch sprinkled throughout. Take a peek at Honest Abe’s former abode, walk one of the country’s most impressive Art Deco districts, take part in a hands-on art installation spray-painting Cadillacs in the middle of a field, and more.…