Oslo is the capital of Norway and is the most populous city in the Nordic region. It is located at the head of the Oslofjord, and is the economic and governmental center of Norway. Oslo is a major cultural and educational center, with numerous museums, galleries, and other institutions. It is also home to many of the world's leading companies in the maritime, shipping, and energy sectors. Oslo is also known for its vibrant nightlife and its many festivals and events.