The definition of initiative is the nature to take the first step in something. An example of initiative is someone who is always first to start a new project.
Crater of Diamonds State Park is a 911acre Arkansas state park in Pike County, Arkansas, in the United States.
Today the location is open to the public as  Crater of Diamonds State Park  where anyone can visit, pay a small fee, look for diamonds and keep any that they find. It is the only diamond mine in the world where you can be the miner. It is also the only operating diamond mine in the United States. During the calendar year of 2013, over 100,000 people visited Crater of Diamonds State Park and paid an $8 admission fee to hunt for diamonds.