The phrase "blood and treasure" has been used to refer to the human and monetary costs associated with massive endeavours such as war that expend both.
According to popular conception, pirates often buried their stolen fortunes in remote places, intending to return for them later (often with the use of treasure maps).
[8] One documented case of buried treasure involved Francis Drake who buried Spanish gold and silver after raiding the train at Nombre de Dios—after Drake went to find his ships, he returned six hours later and retrieved the loot and sailed for England.
Captain Kidd did bury a small cache of treasure on Gardiner's Island in a spot known as Cherry Tree Field; however, it was removed by Governor Bellomont and sent to England to be used as evidence against him.
[9] Over the years, many people have tried to find the supposed remnants of Kidd's treasure on Gardiner's Island and elsewhere, but none has ever been found.