Iceland is well known for its untouched nature and unique atmosphere. Iceland receives the highest number of tourists during summer (June–August). In 2014, around 42% of visitors arrived in Iceland during its summer months, proportionally a slight decrease compared to the previous two years, the percentage of winter visitors having increased by over 4% in the same period. As of year 2014, Iceland's largest tourism markets comprises tourists from Central/South Europe, followed by those from other regions: North America, the UK, then the Nordic countries. In terms of visitors from individual countries, the top five for 2014 were the UK, USA, Germany, France and Norway. Canada had the largest percentage increase in visitor numbers in the 2013-2014 period, with an increase of over 60% year on year.