You can't have a helicopter fly over boiling lava. It would've exploded from the heat, and is just way too dangerous. The pilot of a helicopter would've flatly refused anyway.
Werner HerzogWhen I see a face, I see a face in general and I see you are curious, I see the curiosity but I don't not look after a dermatological report of your cheeks, and that's what you see when you're too high-resolution. And now desperately in post-production, in color grading, they are trying to wipe out the precision of the dermatological report.
Werner HerzogDo you not then hear this horrible scream all around you that people usually call silence.
Werner HerzogYou have to realize that, about 20,000 years ago, there was a cataclysmic event when an entire rock face collapsed and sealed off the cave. It's a completely preserved time capsule. You've got tracks of cave bears that look like they were left yesterday, and you've got the footprint of a boy who was probably eight years old next to the footprint of a wolf.
Werner Herzog