Multiple choice general knowledge "Isle of Pearls" is .... Bahrein (Peesian Gulf) Tristan De Gunha (Mid-Atlantic) Guinea Coast of Africa Strait of Gibraltar Reveal answer Fill a bubble to check yourself A Correct answer Explanation Bahrain in the Persian Gulf is historically known as the 'Isle of Pearls' due to its famous pearl diving industry before the oil boom. The Persian Gulf region was renowned for natural pearl harvesting, and Bahrain was a major center for this trade.