A possible concise summary is:
This is a video transcript of three stories that are horrifying and disturbing. The first story is about two men who died in a sinkhole filled with boiling water in Russia. The second story is about seven divers who were sucked into a deadly whirlpool in New Zealand. The third story is about a woman who was killed and eaten by a grizzly bear in Yellowstone National Park. The narrator also asks the viewers to find a secret in the video and to like, subscribe and follow him on various platforms.
Here are some possible facts extracted from the text:
1. A hot water pipe burst underground in Penza, Russia, creating a sinkhole that trapped two men in a car.
2. The French Pass in New Zealand has deadly whirlpools that can drag down boats and divers.
3. Seven divers were sucked into Jacob's Hole by a whirlpool and only four survived.
4. Brigitta Fredenhagen was killed by a grizzly bear in Pelican Valley, Yellowstone National Park.
5. The bear dragged her 80 meters by her skull and ate her alive.