Cerulean city is in Kanto region. You can go through saffron city to get there. It is the north exit in saffron city!
Cerulean Cave.
she is at cerulean cape
There is one in Cerulean Cave.
Cerulean cave
On Cerulean Cape
You can get all the Pokemon in the cerulean cave where you find celebi below the cerulean cave.
She is in Cerulean City, in the Cerulean Cape. You will have to battle your way there however.
in cerulean cave at the end
i found 1 at cerulean cave
You catch Mew-Two
It is the Cerulean cape located north of Cerulean city on route 25 in Kanto
cerulean city kanto.hope it helps!