Shroud of Kahless
The Shroud of Kahless was an ancient Klingon artifact associated with the original Emperor Kahless the Unforgettable that was rediscovered after being lost to history.

Kathryn Janeway once explained to Seven of Nine that collectively, the explorers who excavated the obelisks of ancient  and those that discovered the Shroud of Kahless helped enhance the appreciation of their respective histories. ()

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de:Totenhemd des Kahless
Qo'noS
Mythology
Visual art