sentences:  Being part of the Caucasian Riviera, it is one of the very few places in Russia with a subtropical climate, with warm to hot summers and mild winters.With the alpine and Nordic events held at the nearby ski resort of Rosa Khutor in Krasnaya Polyana, Sochi hosted the XXII Olympic Winter Games and XI Paralympic Winter Games in 2014, as well as the Formula 1 Russian Grand Prix from 2014 until at least 2020.It was also one of the host cities for the 2018 FIFA World Cup.