The holes drilled into Arctic, Antarctic, and glacial ice to harvest ice cores can be up to 2 miles deep. Interesting sounds is created by dropping ice down into one of these holes.
![-37F Winter in Yellowstone National Park](https://abakcus.com/wp-content/uploads/2024/03/37F-Winter-in-Yellowstone-National-Park-500x333.jpeg)
The holes drilled into Arctic, Antarctic, and glacial ice to harvest ice cores can be up to 2 miles deep. Interesting sounds is created by dropping ice down into one of these holes.