The tunnel is pitch black. Since Azul has no whistle to warn other trains, Dora uses a flashlight from her Backpack to see, and they all whistle together to let other trains know they are coming.
Azul needs a boost to climb the steep tracks. Dora and the viewer help him by cheering "C'mon, Azul!" to give him the power to reach the top. The tunnel is pitch black
Watch how Azul overcomes obstacles like missing tracks to win the big race: The tunnel is pitch black
Dora and Boots decide to help Azul enter the . The first train to reach the Big Yellow Station will win a brand-new, shiny whistle. Their journey follows three main steps: The tunnel is pitch black