the cave of origin is only in ruby and sapphire and emerald.
You can find the Cerulean Cave in the northwest corner of Cerulean City in Kanto in Pokemon LeafGreen. The cave contains the Pokemon Mewtwo.
There is no awakening cave.
in cerulean cave.
Diglett cave
How to get to lost cave in leaf green??
Altering cave is on 5 or 6 island.
that would depend on which cave, for there are many caves in leafgreen.
There not in cerulean cave.
back of cerulean cave
on four island
its on 4 iland
lost cave