First Film that comes to mind...

[Cinemaspeak59]

Columbus (2017)

Next: religion

[ziggy6708a]

oops.......we have a TIE !!

so, for "Indiana"
we'll offer A Christmas Story
( Set in the fictional Hohman, Indiana)
================================

NOW , we've got 'C.I.'s
- Zoo

[Dargo]

In that case, and for "zoo":

'Holiday Affair'

Next: (I'll offer up Cinemaspeak's earlier one) religion

[KayFrancis]

Elmer Gantry

Btw ( already answered, the last scene in Our Miss Brooks takes place at the Zoo )

Next: swamp or bayou in a film

[CinemaInternational]

Adaptation (2002)

Next: Australia

[Detective Jim McLeod]

On The Beach (1959)

Next- Buffalo (the animal)

[Dargo]

'Dances with Wolves'

Next: an adult is kidnapped for ransom

[Arsan444]

Ruthless People

Next: poisoned drink

[KayFrancis]

Too Late For Tears

Next : sarsaparilla ( I thought it was spelled sasparilla)

[ziggy6708a]

Destry Rides Again

- ventriloquist

[CinemaInternational]

Magic (1978)

Next: librarian

[Arsan444]

The Philadelphia Story

Next: auto racing

[KayFrancis]

Grand Prix

Next : domineering mother

[Andree]

The Manchurian Candidate

Next: Dangerous neighbor

[laffite]

Radio Days ('86)

next : First Place