Sailor refers to personnel working aboard watercraft in various fields. Navy may have distinctions between sailor and seaman. Professional mariners hold positions in deck, engineering, steward's, and other departments
Nautical mile was originally defined as 1/60 of a degree latitude at equator. Navigation at sea was done by eye until 1500. Ratio of 60 miles to degree appeared in Ptolemy's Geography in 1482. English geographers recognized constant 60 miles/degree ratio by late 16th century
Born in Sines, Portugal around 1460s to Estêvão da Gama and Isabel Sodré. Joined Order of Santiago around 1480, later switched to Order of Christ. Served as Portuguese ambassador to France in 1492
Titanic was the largest Olympic-class liner built for White Star Line. Built by Harland & Wolff in Belfast, measuring 882 feet long. Carried 2,224 passengers and crew, including wealthy and emigrant passengers
Ships divided into four main departments: deck, engineering, steward's, and others. Seafarers typically work 3-6 years on board before European maritime career. Administrative work has increased due to safety focus. Cross-cultural training required for merchant vessels
Knot equals one nautical mile per hour, approximately 1.151 mph. Used in meteorology, maritime and air navigation. One knot travels approximately one minute of latitude in one hour. Nautical mile is 1852 meters long