First Film that comes to mind...

[Swithin]

Horrors of the Black Museum (1959)



Next: Sandstorm

[Dargo]

'Sahara' (1943)

Next: forest fire

[norfious]

Always (1989)

Next:
A bad movie you still love anyway.

[C*i*g*a*rTheJoe]

Plan Nine From Outer Space

Next:
Pizza

[Dargo]

Next:
Pizza

'Fast Times at Ridgemont High'...allow me to explain this here...



Next: cafeteria

[laffite]

Midnight Cowboy

next : country road

[Andree]

Sullivan's Travels.

Next: Smart dummy

[j.lunatic]

Next: Smart dummy

The Great Gabbo

Next: A backstage comedy

[laffite]

Bullets over Broadway

next : a so-so noir

[Dargo]

'The Man Who Cheated Himself' (...sweet Jane Wyatt was never meant to play a femme fatale)

Next: best ever use of Technicolor

[Cinemaspeak59]

The Red Shoes (1948)

Next: gritty British setting

[Detective Jim McLeod]

Term Of Trial (1962)

Next- has a scene with blinding sun

[laffite]

Greed (1924)

next : island setting

[LostHorizons]

Legong: Dance of the Virgins (set in Bali)

Next: musical based on an operetta

[laffite]

Are asking for a conventional musical that was already made as on operetta, or are you simply asking the name of an operetta?

I'll assume the latter, to wit:

The Student Prince

next : wherein takes place a duel