在以下频道推出： Pluto TV、Tubi
第 3 季，第 4 集: Richard Hammond reveals how engineers made one of the longest bridges in the world earthquake-proof. Building a structure almost 3 kilometres long in water 65 metres deep was almost the least of the engineering challenges of bridging the Gulf of Corinth in Greece.
Documentary · 2011年5月15日 · 50 分钟