 With a Bloomberg Business of Sports report, I'm Michael Barr. Paris is proving to be a surprisingly unpopular destination for wealthy tourists ahead of the Olympics this summer, with visitors concerned about difficulties in navigating the city by car. Demand for stays at high-end hotels in the French capital have collapsed before the games, which kick off on July 26th and run until August 11th. That's according to UMIH Prestige, which represents high-end hotels.