The video features a challenge where the last person to leave a cold pool wins $10,000. The participants initially try to stay warm in the pool, but the temperature drops significantly when dry ice is added. As the challenge progresses, the contestants start to drop out due to the cold, and the remaining participants try to outlast each other. The video's host, Lizzie, uses various tactics to try and get the other contestants to leave the pool, including making a fake rain sound effect and trying to annoy the remaining contestant. Eventually, the other contestant gives up, and Lizzie is declared the winner of the challenge.
Here are the key facts extracted from the text:
1. The challenge is called "Last to Leave the Pool Wins $10,000".
2. Dry ice is used to make the pool water extremely cold.
3. The temperature of dry ice is negative 100 degrees.
4. The participants have to stay in the pool for as long as possible to win.
5. The challenge starts with a 30-second timer for the participants to get into the pool.
6. The participants are allowed to wear socks in the pool to keep warm.
7. A basketball is used for a trick shot challenge.
8. If a participant makes the trick shot, they win $10,000, but if they miss, they have to get out of the pool and lose the challenge.
9. The participants have to endure extremely cold temperatures, with the air temperature also being very cold.
10. Rain starts during the challenge, making the conditions even more difficult.
11. The challenge is down to two participants at one point, and one of them tries to annoy the other to get them to leave the pool.
12. The annoying tactic works, and the other participant leaves the pool, declaring the remaining participant the winner.