Den Helder, situated at the northernmost part of the mainland of the region Noord-Holland, between the Waddenzee and the open North Sea, is the gateway to Texel.Den Helder is a charming city, not only to dwell in, but for a holiday too! It is connected with Amsterdam by the North Holland channel. The lighthouse, finished in 1877, is the tallest cast-iron lighthouse in Europe. Den Helder is renowned both as the biggest naval harbor in the Netherlands and is also home to the Royal Naval Academy. The town's foremost sources of income are fishing and the textile industry.