Travelers hoping to visit the Louvre Museum in Paris were in for a surprise on Monday: instead of the Mona Lisa, they saw a crowd of protestors blocking museum entrances amid ongoing protests by union workers sweeping the city. The protests are the latest disruptions for those traveling to Europe this spring, as aviation, railway, and bus workers continue to strike over poor pay, working conditions, and other government policies.
Travel experts advise international travelers to expect and...