Kochi is a city in the state of Kerala, in India. It used to be called Cochin. It is also called the “Queen of the Arabian Sea”. The city has the second-highest population after the capital city of Kerala, Trivandrum. Kochi is the financial and commercial hub of the state. Most regions in Kochi are at sea level. It has a coastline of almost 48 kilometres (30 miles). Kochi is the seat of the High Court of Kerala. The city was ranked the sixth best tourist destination in India according to a survey conducted by the Nielsen Company on behalf of the Outlook Traveller magazine. Kochi was one of the 28 Indian cities among the emerging 440 global cities that will contribute 50% of the world GDP by the year 2025, in a 2011 study done by the McKinsey Global Institute. In July 2018, Kochi was ranked the topmost emerging future megacity in India by global professional services firm JLL.