http://redlib.catsarch.i2p/r/AMA/comments/1dusza3/i_had_a_double_vagina_ama
Weirdly, it wasn’t discovered until I was well into my 30s. How no partner or gyno ever found it until then, I’ll never know. It’s always a scare when your gyno says “hey I think I found something…unusual…mind if I explore more manually?”