What happens to old Times Square ball crystals?

After the annual New Year's Eve celebration, the crystals from the Times Square ball are typically retired and replaced with new ones. The old crystals may be auctioned off or sold to the public, often as part of fundraising efforts for charitable causes. Some are also preserved as memorabilia, allowing fans to own a piece of the iconic event. Overall, they serve as a reminder of the history and significance of the Times Square celebration.