Amsterdam is the largest city in the Netherlands, known as the "North Venice" reputation. Bridge here staggered, vertical and horizontal canal. Charming windmills, intoxicating tulips, legendary artists, mellow cheese, and unique architecture are the city's business cards. At the same time, the legalization of soft drugs, gambling, prostitution and homosexuality have also made the city a synonym for openness and tolerance, attracting curious people to find out about it. Walk in this same city, maybe you will find, your own answer. 
I think the best travel time is from April to October every year, comfortable temperature, is the best tour in Amsterdam. In particular, tulip flowering from the end of March to early May is the most romantic period in the Netherlands. At this time, Keukenhof Park was flooded with tulips, attracting tourists from all over the world come here.
Amsterdam is a water city, river networks staggered, vertical and horizontal waterways. The city has 165 canals of various sizes cut or trimmed. Take a glass boat tour of Amsterdam can truly understand the unique charm of the water city. Cruise through the river, the typical Dutch traditional houses around the building, leisurely charming scenery will make you unforgettable.
The Netherlands entered its "Golden Age" in the 17th century. As a European navigation gateway, Amsterdam became the most popular maritime trading station in Europe at the time. Merchant ships come and go with navigators and sailors from all over the world. End of the monotonous sea life, they came to the harbor recreational entertainment, the red light district since then gradually formed. Today's red light district, every night falls window lit up the temptation of light, exudes ambiguous atmosphere.
Amsterdam is also a city of European culture and the arts, the city has more than 40 museums, the most famous of which belongs to the National Museum and the Van Gogh Museum. National Museum has a collection of various works of art more than 100 million pieces, many of them world famous Rembrandt, Hals and other masterpieces. Van Gogh Museum has a collection of more than 200 pieces of paintings by Van Gogh, a famous Dutch painter, and more than 600 pieces of paintings. In addition, there are works of famous masters such as Monet and Gauguin.
In addition, as the capital of the Netherlands and a popular tourist city, accommodation in Amsterdam is relatively expensive. The hostel's beds are generally between 20-25 € and the standard double rooms of the hotel are around 80-120 €. Relative to accommodation, catering prices are medium level, the main course of the restaurant range between 9-15 Europe.