Zaire River.
Zainy river on the planet mars.
Zomama
one variation of a hobby beginning with z is zen meditation.
River Indus.
Missippi River
That would be the Indus River.
Zymeer Zachariah
spring
river
The source
The Illinois.
Zambia and Zimbabwe both start with the letter 'z'.
Zimbabwe.
Zinedine Zidane