Amsterdam is the capital and most populous city of the Netherlands, located in the western province of North Holland. Amsterdam is popularly referred to as the 'Venice of the North' and has been designated a UNESCO World Heritage site due to its extensive canal system. In modern times, Amsterdam is considered one of the most multicultural cities in the world, with at least 177 nationalities residing there. The city's main attractions include its historic canals, the Rijksmuseum, the Van Gogh Museum, the Stedelijk Museum, the Hermitage Amsterdam, the Concertgebouw, the Anne Frank House, the Maritime Museum, the Amsterdam Museum, the Royal Palace, Artis Royal Zoo, the Botanical Garden, NEMO Science Museum, the Red Light District, and numerous cannabis coffee shops. In 2014, the city attracted over 5 million international visitors.