Challenge coins have a long and distinguished history. Although their origins can be traced back to the army, they are now widely used to reward achievement and dedication in all branches of military and service, including fire and police departments. In recent times, businesses and institutions have created their corporate challenge coins and medals to thank customers and reward valued employees. There are many types of challenge coins that are made today to celebrate achievements for various types of events. The possibilities are endless on the type of custom coins you can create for your memorable moment.