I can't see anyone up there.
4 seconds sound clip from the Indiana Jones and the Last Crusade movie soundboard.
You can hear this line at 01:24:59 in the Blu-ray version of the movie.
Quote context
[...]
- What do you think you're doing there? Get down!
- Dad, we're well out of range.
- That car belonged to my brother-in-law.
- I can't see anyone up there.
- No, it is him, all right. He's here somewhere.
- Well, in this sun, without transportation, they're as good as dead.
[...]