Mighty Ships - Season 9 (2016)

One of the world's largest subsea construction vessels set out to build a massive natural gas compression station, 300 metres underwater.

The world's largest roll-on/roll-off vessel races against the clock to load and transport luxury cars, SUVs and construction equipment across the Atlantic Ocean.

A tanker converted into hospital ship travels through the Panama Canal to give aid to the impoverished in the Caribbean but encounters several difficulties.