1,000 Paper Cranes for a Wish to Come True

According to Japanese tradition, folding 1,000 paper cranes will give you a chance to make one wish come true. In some variations, you may be granted happiness and eternal good luck such as long life or recovery from illness or injury.

Crane folding instructions
Reference: https://www.nps.gov/mapr/learn/historyculture/messages-of-peace.htm