Reykjavik is the capital and largest city of Iceland, located on the southwestern coast of the island. It is known for its vibrant culture, modern architecture, and stunning natural surroundings. The city has a population of around 130,000 people, making it one of the northernmost capitals in the world. Reykjavik serves as the economic and political center of Iceland, hosting various government institutions and businesses. The city is also famous for its geothermal energy, which provides heating and hot water to homes and buildings. Popular attractions include the Hallgrímskirkja church and the Harpa concert hall.