Trials Go (Trials Frontier) - パイクアレイ (Pike Alley) - YouTube
Trials Go (Trials Frontier) - パイクアレイ (Pike Alley) - YouTube
Trials Frontier review: Classic 2D racer lives up to its legacy - CNET
Endurance Run - Trials Frontier (Donkey) - YouTube
Community Event / Creation 8WD SRV Endurance Time Trials: An Elite Racers standing time trial series | Frontier Forums
Amazon.com: The First Frontier: The Forgotten History of Struggle, Savagery, and Endurance in Early America (Audible Audio Edition): Scott Weidensaul, Paul Boehmer, Audible Studios: Audible Audiobooks