Located in the middle of the Red Light District in Amsterdam you can find the “Erotic Museum“. On some reviews what you can find online they say, that the Erotic Museum is not as worth to visit than the “Venustempel” in Amsterdam, I suggest to visit both, if you have enough time…
Amsterdam Small Museum Challenge
https://www.youtube.com/watch?v=x9gROqdm3Lc, License: Standard YouTube License
Erotic Museum website: www.erotisch-museum.nl