This might sounds weird, but you might want to take a look at this peculiar museum. Unlike any other museum where you get to see historical artifacts, in the Ripley's Believe It or Not! you will see the most unusual and weird stuffs from human body or animals. In this Amsterdam branch, you can see for yourself the tallest man in the world, a 19th-century tooth extractor, and the people who made it into the book of Guinness World Records.
Don't worry, you will be excited to explore the whole 19 themed galleries filled with strange exhibits which are divided into 5 levels. So, make sure you cancel your other plans for a day to enjoy your visit!