Answer
Pennant joined Arsenal from Notts County, a club based in Nottinghamshire, England. The transfer occurred in 1999, when Pennant was just 15 years old. He had been scouted by the Gunners while playing for Notts County's youth team and impressed with his skills and potential. The move marked a significant moment in Pennant's career, as it paved the way for his rise to prominence in professional football.