Canada has Ottawa as its capital and uses Canadian dollars as currency. English and French are the official languages spoken. Canada has a low population density and the longest coastline in the world. Major non-official languages include Chinese, Italian, German, Punjabi, and Spanish. The climate varies regionally, with temperatures often below freezing inland and temperate along the coasts. Niagara Falls straddles the border between Ontario, Canada and New York, USA. Festivals celebrate Canadian culture and cuisine, which varies significantly by region.