Rarely in the US, I think many local laws require M and F bathrooms, but I've been in a number of all gender, they just call the bathroom Bathroom in the local language, traveling. I recall one in Scandanavia, near a harbor so for changing also, which had about 20 beautiful stalls, wood doors paneled ceiling to floor, with six labeled women only. I asked the bartender and she smiled and said "you guys pee on the seat"
They just built a new Wendy’s in Cle Elum Washington. Their restroom is marked as gender neutral
“I asked the bartender and she smiled and said “you guys pee on the seat”
It is common courtesy to wipe down any unintentional overspray in a public facility.