Asia's longest bridge, the Longjiang, spans 3,924 feel across the Long River Vally to connect rural and urban China.
The Shanghai Tower stands higher than 8 jumbo jets, and twists to deflect destructive high winds.
The world's largest solar thermal facility at Ivanpah will produce enough electricity to power 140,000 homes.
Stinky, the robot seen in Dream Big, has a simple design but performs complex tasks like measuring distances underwater.
Engineers in Dream Big build a bridge in Haiti to help people gain access to schools and medical care.