Possible Clues:

• Nuts salute endlessly in US location
• Oklahoma crude city
• Oklahoma city that was home to Black Wall Street
• Start to tour the States taking in large city
• City in Oklahoma, on the Arkansas River
• Strange salute putting off English in US city
• Oklahoma city with a Deco District
• Home of the Dodgers’ AA affiliate Drillers
• Time left in America — in Oklahoma City
• Oral Roberts University's Oklahoma city