After a rain-soaked opening ceremony last week, Olympic fans are adjusting to a very different experience on Tuesday – a heat wave. Most of France is under a heat wave warning, with temperatures in Paris and its surrounding areas expecting to climb to 35 C or higher, according to the French national weather agency. Visitors and residents cooled off by drinking water and staying in the shade. A handful of stations that spray mist were set up at La Concorde urban park, the venue that includes skateboarding and BMX freestyle cycling. Paris’ train and metro operator said over 2.5 million container…