Denver Broncos - Wikipedia
Peyton Manning to work with Riddell on helmet development, Football
Peyton Manning: Epitome of a Golden Age Goes Out on Top - The New York Times
Peyton Manning Decides to Continue his NFL Career in Denver
Family quiet on Manning's future
Manning marks official arrival as Broncos quarterback
Local Fans React to Peyton Manning's Retirement
Colts to construct Peyton Manning statue, retire No. 18 jersey – The Denver Post
Peyton Manning's underwhelming Broncos debut: 4 talking points
Colts Will Retire Number 18, Build Statue of Manning