Parked at 2600 N State Highway 66, Catoosa, OK 74015, this legendary landmark has been charming road trippers since the early 1970s. Families, photographers, and Route 66 enthusiasts all make this a must-stop pilgrimage. Located at 660 W Highway 66, Arcadia, OK 73007, this modern architectural gem has been a Route 66 showstopper since it opened in 2007. Today it operates as a gift shop and welcome center, greeting Route 66 travelers with warmth and history in equal measure. The Arcadia Round Barn is the perfect final chapter in any Oklahoma road trip story.