Simplify the following text for a Grade 9 native English-speaking person.
Original: In 1927 , Oklahoma businessman Cyrus Avery , known as the `` Father of Route 66 '' began a campaign to create U.S. Route 66 .
Simplified: In 1927 , Tulsa businessman Cyrus Avery , known as the `` Father of Route 66 '' , began a movement to make U.S. Route 66 .