whistle-stop tour/trip
From Longman Dictionary of Contemporary Englishwhistle-stop tour/tripwhistle-stop tour/tripa trip during which someone, especially a politician, visits many different places in a short period of time a whistle-stop tour of Texas → whistle-stopExamples from the Corpuswhistle-stop tour/trip• No more whistle-stop tours of the newest shopping centre in Nuneaton to look forward to.• In twenty-four hours she has been on a whistle-stop tour of three countries.