There’s not a sea the passenger e’er pukes in,
Turns up more dangerous breakers than the Euxine.George Gordon, Lord Byron (1788-1824) English poet
Don Juan, Canto 5, st. 5 (1821)
(Source)
The Euxine is the Black Sea, from the Greek Pontos Euxeinos, which means (ironically) "the hospitable sea."