Avacha
Avacha is the name of several geographical objects on and near the Kamchatka Peninsula (Russia):
- of a river, see Avacha (river)
- a bay of the Pacific Ocean into which the river of the same name flows, see Avacha Bay
- a former fortress there, now Petropavlovsk
- of a volcano (short form), see Awatschinskaja Sopka