Lift the flaps to reveal the mechanics and engineering of amazing bridges, towers and tunnels including the Channel Tunnel, the Burj Khalifa, Golden Gate Bridge and more. With detailed illustrations and links to websites to see views from the top of the Shard and CN tower, travel through tunnels and see the enormous machines used to create them.Chapters in this book include:- Pushing and pulling- Tower Bridge- Digging down and going up- Touching the sky- Going down- Channel Tunnel- Over, up and under