concept   communication at sea
7 commonsense assertions
Cultures (7) • Ancient Greek civilization (1) • Ancient Polynesian culture (1) • Japanese culture (1) • Mediterranean countries (1) • North Atlantic countries (1) • Pacific Island nations (1) • Viking culture (1)
# Concept Culture Statement Freq.
1 communication at sea Ancient Greek civilization Ancient Greeks developed a significant naval communication system using beacon fires and messenger pigeons. 1
2 communication at sea Ancient Polynesian culture Ancient Polynesian culture used celestial navigation and star charts for long-distance communication at sea. 1
3 communication at sea Japanese culture Japanese naval communication at sea historically involved the use of semaphore flags and hand signals. 1
4 communication at sea Mediterranean countries Historical Mediterranean cultures relied on lighthouses and fires for coastal and maritime communication at sea. 1
5 communication at sea North Atlantic countries North Atlantic countries historically relied on signal lamps and flags for ship-to-ship communication at sea. 1
6 communication at sea Pacific Island nations Traditional Pacific Island nations use conch shells or drums to communicate between boats and villages at sea. 1
7 communication at sea Viking culture Viking ships used horn blowing and drum beats for communication and signaling at sea. 1