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World's Largest Cog Discovered Off Copenhagen Coast

12/29/2025

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Summary

Story summary

Maritime archaeologists from the Viking Ship Museum in Denmark discovered Svælget 2, the world's largest cog, off the coast of Copenhagen.
Svælget 2 measures 28 meters long and was built around 1410.
The excavation revealed well-preserved remains, including a brick-built galley and timber castles.
Personal items reflect the crew's daily life.
Despite the absence of cargo, Svælget 2 demonstrates advanced maritime technology and trade structures.

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Story summary

Maritime archaeologists from the Viking Ship Museum in Denmark discovered Svælget 2, the world's largest cog, off the coast of Copenhagen.
Svælget 2 measures 28 meters long and was built around 1410.
The excavation revealed well-preserved remains, including a brick-built galley and timber castles.
Personal items reflect the crew's daily life.
Despite the absence of cargo, Svælget 2 demonstrates advanced maritime technology and trade structures.