By age 22, all men are complete experts in the vagina's anatomy.
We have taken careful notes throughout the course of our many sexually active years of the vagina's location and can definitely find it on the first try every single time.
We're also well versed in the smaller details -- did you know all human babies actually have penises in the womb unless they snap off sometime during the third trimester? You do now.
That's just science, dummies.
If you want to learn more fun facts about female anatomy, I encourage you to watch this video filled with an incredible amount of scientifically accurate information about lady parts.
Get ready to be educated.