Ans: You should plan to spend around USD 140 per day on your vacation in Amsterdam, which is the average daily price based on the expenses of other visitors.
Ans: Amsterdam is a safe city for women of all ages traveling alone or together. Female travelers experience very little to no harassment in the streets or elsewhere. It is best to observe normal safety precautions: avoid walking alone in poorly lit or unpopulated areas.
Ans: Yes, you can drink tap water in Amsterdam. In fact, you can drink tap water in the whole Netherlands, but water in Amsterdam is the cleanest in the country. Actually, Amsterdam has one of the cleanest and safest tap water in the world.
Ans: Four days in Amsterdam is more than enough time to see all the city's biggest sights.
Ans: The top attractions to visit in Amsterdam are: Rijksmuseum, Anne Frank House, Van Gogh Museum, The Jordaan, A'dam Lookout etc.