A fourth fortune hunter has died in the pursuit of a treasure chest containing more than $1 million worth of gold coins and jewels which is reputedly hidden somewhere in the Rocky Mountains. Jeff Murphy, 53, perished in June but the details of his death were only revealed eight months later. He was looking for Fenn's Treasure and died after going hiking up a trail within the boundaries of Yellowstone National Park, and falling 500ft down a rocky slope. Fenn's Treasure is said to have been deposited in 2010 by Forrest Fenn, an eccentric, octogenarian millionaire art dealer and former Vietnam fighter pilot. Mr Fenn, who is still alive, has said he set the task of finding it in order to encourage people to "get off the couch" and see nature. According to him the bounty is inside a 22lb Romanesque bronze chest and includes 265 gold coins, diamonds, emeralds and ancient Chinese figurines. He published a 24-line poem which contains the clues to locating it. Jeff Murphy, 53,...