Richard Hammond embarks on a global adventure to explore the world's biggest structures and machines and discover how engineers build, maintain and use them.

Richard Hammond embarks on a global adventure to explore the world's biggest structures and machines and discover how engineers build, maintain and use them.

Richard Hammond embarks on a global adventure to explore the world's biggest structures and machines and discover how engineers build, maintain and use them.

Richard Hammond embarks on a global adventure to explore the world's biggest structures and machines and discover how engineers build, maintain and use them.

Richard Hammond embarks on a global adventure to explore the world's biggest structures and machines and discover how engineers build, maintain and use them.

Richard Hammond embarks on a global adventure to explore the world's biggest structures and machines and discover how engineers build, maintain and use them.

Richard Hammond embarks on a global adventure to explore the world's biggest structures and machines and discover how engineers build, maintain and use them.

Richard Hammond embarks on a global adventure to explore the world's biggest structures and machines and discover how engineers build, maintain and use them.