The Netherlands consists of six islands of Aruba and the autonomous Netherlands Antilles, part of the Kingdom of the Netherlands in the Caribbean Sea. The Netherlands is located in Western Europe, bordered by Germany to the east, Belgium to the south, and the North Sea to the west and north. The Netherlands ranks high in terms of total agricultural and product exports. The Netherlands has 11 UNESCO World Heritage Sites, including historic cities, churches, windmills, and a unique water management system.