Route: Chicago → Springfield → St. Louis → Springfield → Miami → Tulsa → Oklahoma City → Amarillo → Adrian → Tucumcari → Santa Fe → Gallup → Winslow → Grand Canyon → Seligman → Oatman → Amboy → Victorville → Pasadena → Santa Monica Pier ✅ Current month (May) is in this region's prime season. Grand Canyon / Zion / Antelope: Mar-May & Oct best. Jun-Aug 40°C+ heat is dangerous on trails.