Kralendijk () is the capital city and main port of the island of Bonaire in the Caribbean Netherlands. The language spoken in the town is Papiamentu, but Dutch and English are widely used. , the town had a population of 10,620. In Papiamentu, the town is often called Playa or "beach". Off the coast of Kralendijk lies the uninhabited island of Klein Bonaire, noted for diving and snorkeling activities. This small island can be reached by water taxi, or, for divers, by practically all of the local dive operators. Etymology Kralendijk is an alteration of the Dutch word , which means "coral dike." History Fort Oranje was built in 1639 to defend Bonaire's main harbor. The fort was extensively modified during the end of the seventeenth century. The English settlement of "Playa" was established adjacent to the fort in 1810. The town was named "Kralendijk" by the Dutch colonial rulers in 1830. On May 10, 1940, 461 Dutch and German citizens were transported to Bonaire and interned in a camp just south of the fort. After World War II, this camp was converted into a hotel, which is now the Divi Bonaire. The town of Kralendijk is a result of a merger of five villages: Antriol (Entrejol), Nikiboko, Noord Saliña, Playa, and Tera Kora. Sights and activities The Tourism Corporation Bonaire has a "Historical Walking Tour" brochure that lists 25 historical sites in the downtown area: World War II Monument. In memory of the Bonaireans who lost their lives during the war. Most were killed when German submarines sank oil tankers that were manned by men from the Netherlands Antilles. Bonaire lost more sailors than any of the other Dutch islands. Pasangrahan. Built about 1890 as the home of the Debrot family. In 1921, it was converted into a government guest house of visiting officials. Later it became the office of the water supply and public works. It was restored, and then reopened in 1980 as the Island Parliament House where the island council meets. Wilhelmina Park. This park is named after Queen Wilhelmina of the Netherlands. Protestant Church. This congregation was established in 1843. The church was built in 1847, mainly for Dutch living on Bonaire. The church tower was added in 1868. 'Van Walbeeck Monument. This 1934 monument commemorates the 300th anniversary of Johannes van Walbeeck, the first director of the Dutch West India Company in Curaçao and