Siena is a city in Tuscany, Italy. It is the capital of the province of Siena. The historic centre of Siena has been declared by UNESCO a World Heritage Site. It is one of the nation's most visited tourist attractions, with over 163,000 international arrivals in 2008. Siena is famous for its cuisine, art, museums, medieval cityscape and the Palio, a horse race held twice a year. Siena, like other Tuscan hill towns, was first settled in the time of the Etruscans (c. 900–400 BC) when it was inhabited by a tribe called the Saina. Siena has a typical inland Mediterranean climate. Average rainfall is 750 mm (29.5 in), with the maximum in November and the minimum in July. July is the hottest month, with an average temperature of 22.2 °C (72.0 °F), and January the coldest.