This document discusses various risks associated with sea voyages, including cruise ship accidents caused by weather conditions or worker negligence, fishing boat accidents due to inexperienced fishermen or harsh weather, tug boat accidents sometimes caused by limited visibility or human error, oil tanker explosions often resulting from worker negligence, ship groundings, accidents caused by drug or alcohol use, and crane mishaps from faulty equipment or inexperience. It also describes container loss at sea, with estimates of 2000-10,000 containers lost annually, and the 2013 accident of the MOL Comfort container ship, which fractured in two parts while drifting in the Indian Ocean.