From 1817 to 1984, there were numerous reports worldwide of serpent-like creatures appearing in the sea. These descriptions varied widely, yet they were all steeped in mystery. In 1817, a 40-meter-long monster with a turtle-like head was sighted in a harbor in Massachusetts, USA. In 1897, the French warship 'Apharash' encountered a 20-meter-long giant serpent twice in the Alog Bay. In 1902, the British cargo ship 'Fort Solsbury' also reported two 20-meter-long serpents. In 1917, an auxiliary cruiser nearly collided with an 18-meter-long monster. In 1934, a Japanese pearl diving ship operating off the coast of Australia had its captain dragged away by an unidentified creature. In 1951, a Brazilian armored ship mysteriously disappeared, sparking speculation. In 1961, a creature with three fleshy humps was sighted in the Dunginess Strait. In 1962, the British cargo ship 'Tirelmakas' observed a glowing striped object in the Gulf of Siam. In 1966, Americans Brett and Ricci encountered a long-necked 'bull-headed' monster in the Atlantic Ocean. In 1968, the U.S. nuclear submarine 'Scorpion' went missing, only to be found intact in the deep sea, with its crew unaccounted for. In 1973, an unidentified submarine was discovered near a bay in Norway, but the fleet's attempt to capture it failed. In 1984, Canadian mechanical engineer Jim Thompson witnessed a 6-meter-long monster.