The Kinderdijk windmills are a significant tourist attraction in the Netherlands, and for a good reason – they're stunning. Here are some of the top attractions at Kinderdijk:The 19 windmills that make up the UNESCO World Heritage Site. The informative visitor center offers exhibits about windmills and their history. The beautiful canals and waterways that run through the area. The cycling and walking trails run through the park. The chance to see traditional Dutch windmill technology in action.