Challenge Cup | Challenge Tour | Guinea (British coin) | coin | Challenge Anneka | University Challenge | Millennium Challenge Corporation | Diamond Challenge Sculls | USA Pro Cycling Challenge | Challenge | The Great Indian Laughter Challenge | mint (coin) | Infinite Challenge | Coin flipping | WRU Challenge Cup | World Club Challenge | Sa Re Ga Ma Pa Challenge 2005 | Real World/Road Rules Challenge: Fresh Meat | Mint (coin) | Grand Challenge Cup | Fletcher Challenge | FIRST Tech Challenge | Extra Challenge | COIN | Ultimate Poker Challenge | The Man and the Challenge | Rachel's Challenge | Power Challenge | Intercontinental Rally Challenge | Global Challenge |
In recognition of Pelehac's contribution to Academy morale, he was given a challenge coin by General Richard Myers, Chairman of the Joint Chiefs of Staff.